Home / 35,347.18-48,779.26-19,432.65

Finding the Fourth Proportional to 35,347.18, 48,779.26 and 19,432.65

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Solution

The fourth proportional to 35,347.18, 48,779.26 and 19,432.65 is: 26,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.18 : 48,779.26 = 19,432.65 : x
  2. Step 2: Convert to fraction form
    35,347.18/48,779.26 = 19,432.65/x
  3. Step 3: Cross multiply
    35,347.18x = 48,779.26 × 19,432.65
  4. Step 4: Simplify right side
    35,347.18x = 947,910,238.26
  5. Step 5: Solve for x
    x = 947,910,238.26/35,347.18
  6. Step 6: Final answer
    x = 26,817.14

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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.