Home / 53,248.64-79,885.26-15,807.88

Finding the Fourth Proportional to 53,248.64, 79,885.26 and 15,807.88

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Solution

The fourth proportional to 53,248.64, 79,885.26 and 15,807.88 is: 23,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,248.64 : 79,885.26 = 15,807.88 : x
  2. Step 2: Convert to fraction form
    53,248.64/79,885.26 = 15,807.88/x
  3. Step 3: Cross multiply
    53,248.64x = 79,885.26 × 15,807.88
  4. Step 4: Simplify right side
    53,248.64x = 1,262,816,603.85
  5. Step 5: Solve for x
    x = 1,262,816,603.85/53,248.64
  6. Step 6: Final answer
    x = 23,715.47

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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.