Home / 52,071.84-78,105.96-14,632.20

Finding the Fourth Proportional to 52,071.84, 78,105.96 and 14,632.20

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Solution

The fourth proportional to 52,071.84, 78,105.96 and 14,632.20 is: 21,947.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,071.84 : 78,105.96 = 14,632.20 : x
  2. Step 2: Convert to fraction form
    52,071.84/78,105.96 = 14,632.20/x
  3. Step 3: Cross multiply
    52,071.84x = 78,105.96 × 14,632.20
  4. Step 4: Simplify right side
    52,071.84x = 1,142,862,027.91
  5. Step 5: Solve for x
    x = 1,142,862,027.91/52,071.84
  6. Step 6: Final answer
    x = 21,947.79

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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.