Home / 52,424.64-78,657.84-19,146.96

Finding the Fourth Proportional to 52,424.64, 78,657.84 and 19,146.96

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Solution

The fourth proportional to 52,424.64, 78,657.84 and 19,146.96 is: 28,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,424.64 : 78,657.84 = 19,146.96 : x
  2. Step 2: Convert to fraction form
    52,424.64/78,657.84 = 19,146.96/x
  3. Step 3: Cross multiply
    52,424.64x = 78,657.84 × 19,146.96
  4. Step 4: Simplify right side
    52,424.64x = 1,506,058,516.17
  5. Step 5: Solve for x
    x = 1,506,058,516.17/52,424.64
  6. Step 6: Final answer
    x = 28,728.07

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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.