Home / 52,285.88-72,153.06-28,411.76

Finding the Fourth Proportional to 52,285.88, 72,153.06 and 28,411.76

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Solution

The fourth proportional to 52,285.88, 72,153.06 and 28,411.76 is: 39,207.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,285.88 : 72,153.06 = 28,411.76 : x
  2. Step 2: Convert to fraction form
    52,285.88/72,153.06 = 28,411.76/x
  3. Step 3: Cross multiply
    52,285.88x = 72,153.06 × 28,411.76
  4. Step 4: Simplify right side
    52,285.88x = 2,049,995,423.99
  5. Step 5: Solve for x
    x = 2,049,995,423.99/52,285.88
  6. Step 6: Final answer
    x = 39,207.44

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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.