Home / 52,002.03-71,762.46-28,128.19

Finding the Fourth Proportional to 52,002.03, 71,762.46 and 28,128.19

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Solution

The fourth proportional to 52,002.03, 71,762.46 and 28,128.19 is: 38,816.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002.03 : 71,762.46 = 28,128.19 : x
  2. Step 2: Convert to fraction form
    52,002.03/71,762.46 = 28,128.19/x
  3. Step 3: Cross multiply
    52,002.03x = 71,762.46 × 28,128.19
  4. Step 4: Simplify right side
    52,002.03x = 2,018,547,757.58
  5. Step 5: Solve for x
    x = 2,018,547,757.58/52,002.03
  6. Step 6: Final answer
    x = 38,816.71

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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.