Home / 52,151.04-71,967.72-28,277.20

Finding the Fourth Proportional to 52,151.04, 71,967.72 and 28,277.20

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Solution

The fourth proportional to 52,151.04, 71,967.72 and 28,277.20 is: 39,022.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151.04 : 71,967.72 = 28,277.20 : x
  2. Step 2: Convert to fraction form
    52,151.04/71,967.72 = 28,277.20/x
  3. Step 3: Cross multiply
    52,151.04x = 71,967.72 × 28,277.20
  4. Step 4: Simplify right side
    52,151.04x = 2,035,045,807.98
  5. Step 5: Solve for x
    x = 2,035,045,807.98/52,151.04
  6. Step 6: Final answer
    x = 39,022.15

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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.