Home / 52,402.10-72,315.07-28,528.92

Finding the Fourth Proportional to 52,402.10, 72,315.07 and 28,528.92

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Solution

The fourth proportional to 52,402.10, 72,315.07 and 28,528.92 is: 39,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402.10 : 72,315.07 = 28,528.92 : x
  2. Step 2: Convert to fraction form
    52,402.10/72,315.07 = 28,528.92/x
  3. Step 3: Cross multiply
    52,402.10x = 72,315.07 × 28,528.92
  4. Step 4: Simplify right side
    52,402.10x = 2,063,070,846.82
  5. Step 5: Solve for x
    x = 2,063,070,846.82/52,402.10
  6. Step 6: Final answer
    x = 39,370.00

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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.