Home / 35,347.43-48,779.61-19,432.90

Finding the Fourth Proportional to 35,347.43, 48,779.61 and 19,432.90

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Solution

The fourth proportional to 35,347.43, 48,779.61 and 19,432.90 is: 26,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.43 : 48,779.61 = 19,432.90 : x
  2. Step 2: Convert to fraction form
    35,347.43/48,779.61 = 19,432.90/x
  3. Step 3: Cross multiply
    35,347.43x = 48,779.61 × 19,432.90
  4. Step 4: Simplify right side
    35,347.43x = 947,929,283.17
  5. Step 5: Solve for x
    x = 947,929,283.17/35,347.43
  6. Step 6: Final answer
    x = 26,817.49

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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.