Home / 52,287.91-78,431.76-14,848.32

Finding the Fourth Proportional to 52,287.91, 78,431.76 and 14,848.32

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Solution

The fourth proportional to 52,287.91, 78,431.76 and 14,848.32 is: 22,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,287.91 : 78,431.76 = 14,848.32 : x
  2. Step 2: Convert to fraction form
    52,287.91/78,431.76 = 14,848.32/x
  3. Step 3: Cross multiply
    52,287.91x = 78,431.76 × 14,848.32
  4. Step 4: Simplify right side
    52,287.91x = 1,164,579,870.64
  5. Step 5: Solve for x
    x = 1,164,579,870.64/52,287.91
  6. Step 6: Final answer
    x = 22,272.45

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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.