Home / 52,864.17-72,953.30-28,989.27

Finding the Fourth Proportional to 52,864.17, 72,953.30 and 28,989.27

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Solution

The fourth proportional to 52,864.17, 72,953.30 and 28,989.27 is: 40,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,864.17 : 72,953.30 = 28,989.27 : x
  2. Step 2: Convert to fraction form
    52,864.17/72,953.30 = 28,989.27/x
  3. Step 3: Cross multiply
    52,864.17x = 72,953.30 × 28,989.27
  4. Step 4: Simplify right side
    52,864.17x = 2,114,862,911.09
  5. Step 5: Solve for x
    x = 2,114,862,911.09/52,864.17
  6. Step 6: Final answer
    x = 40,005.60

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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.