Home / 52,840.02-72,917.53-28,966.18

Finding the Fourth Proportional to 52,840.02, 72,917.53 and 28,966.18

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Solution

The fourth proportional to 52,840.02, 72,917.53 and 28,966.18 is: 39,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,840.02 : 72,917.53 = 28,966.18 : x
  2. Step 2: Convert to fraction form
    52,840.02/72,917.53 = 28,966.18/x
  3. Step 3: Cross multiply
    52,840.02x = 72,917.53 × 28,966.18
  4. Step 4: Simplify right side
    52,840.02x = 2,112,142,044.43
  5. Step 5: Solve for x
    x = 2,112,142,044.43/52,840.02
  6. Step 6: Final answer
    x = 39,972.40

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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.