Home / 52,013.41-71,779.02-28,140.59

Finding the Fourth Proportional to 52,013.41, 71,779.02 and 28,140.59

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Solution

The fourth proportional to 52,013.41, 71,779.02 and 28,140.59 is: 38,834.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,013.41 : 71,779.02 = 28,140.59 : x
  2. Step 2: Convert to fraction form
    52,013.41/71,779.02 = 28,140.59/x
  3. Step 3: Cross multiply
    52,013.41x = 71,779.02 × 28,140.59
  4. Step 4: Simplify right side
    52,013.41x = 2,019,903,972.42
  5. Step 5: Solve for x
    x = 2,019,903,972.42/52,013.41
  6. Step 6: Final answer
    x = 38,834.29

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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.