Home / 52,353.16-78,529.66-15,417.16

Finding the Fourth Proportional to 52,353.16, 78,529.66 and 15,417.16

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Solution

The fourth proportional to 52,353.16, 78,529.66 and 15,417.16 is: 23,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,353.16 : 78,529.66 = 15,417.16 : x
  2. Step 2: Convert to fraction form
    52,353.16/78,529.66 = 15,417.16/x
  3. Step 3: Cross multiply
    52,353.16x = 78,529.66 × 15,417.16
  4. Step 4: Simplify right side
    52,353.16x = 1,210,704,332.97
  5. Step 5: Solve for x
    x = 1,210,704,332.97/52,353.16
  6. Step 6: Final answer
    x = 23,125.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.