Home / 35,347.53-48,779.60-19,432.23

Finding the Fourth Proportional to 35,347.53, 48,779.60 and 19,432.23

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Solution

The fourth proportional to 35,347.53, 48,779.60 and 19,432.23 is: 26,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.53 : 48,779.60 = 19,432.23 : x
  2. Step 2: Convert to fraction form
    35,347.53/48,779.60 = 19,432.23/x
  3. Step 3: Cross multiply
    35,347.53x = 48,779.60 × 19,432.23
  4. Step 4: Simplify right side
    35,347.53x = 947,896,309.35
  5. Step 5: Solve for x
    x = 947,896,309.35/35,347.53
  6. Step 6: Final answer
    x = 26,816.48

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Double scale
Find fourth proportional to 35,348.53, 48,780.98 and 19,433.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.