Home / 52,519.16-72,477.34-28,646.66

Finding the Fourth Proportional to 52,519.16, 72,477.34 and 28,646.66

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Solution

The fourth proportional to 52,519.16, 72,477.34 and 28,646.66 is: 39,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.16 : 72,477.34 = 28,646.66 : x
  2. Step 2: Convert to fraction form
    52,519.16/72,477.34 = 28,646.66/x
  3. Step 3: Cross multiply
    52,519.16x = 72,477.34 × 28,646.66
  4. Step 4: Simplify right side
    52,519.16x = 2,076,233,282.68
  5. Step 5: Solve for x
    x = 2,076,233,282.68/52,519.16
  6. Step 6: Final answer
    x = 39,532.88

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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.