Home / 52,065.38-78,088.64-14,616.24

Finding the Fourth Proportional to 52,065.38, 78,088.64 and 14,616.24

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Solution

The fourth proportional to 52,065.38, 78,088.64 and 14,616.24 is: 21,921.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.38 : 78,088.64 = 14,616.24 : x
  2. Step 2: Convert to fraction form
    52,065.38/78,088.64 = 14,616.24/x
  3. Step 3: Cross multiply
    52,065.38x = 78,088.64 × 14,616.24
  4. Step 4: Simplify right side
    52,065.38x = 1,141,362,230.43
  5. Step 5: Solve for x
    x = 1,141,362,230.43/52,065.38
  6. Step 6: Final answer
    x = 21,921.71

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1.5x scale

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.