Home / 43,931.14-65,897.51-15,853.30

Finding the Fourth Proportional to 43,931.14, 65,897.51 and 15,853.30

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Solution

The fourth proportional to 43,931.14, 65,897.51 and 15,853.30 is: 23,780.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,931.14 : 65,897.51 = 15,853.30 : x
  2. Step 2: Convert to fraction form
    43,931.14/65,897.51 = 15,853.30/x
  3. Step 3: Cross multiply
    43,931.14x = 65,897.51 × 15,853.30
  4. Step 4: Simplify right side
    43,931.14x = 1,044,692,995.28
  5. Step 5: Solve for x
    x = 1,044,692,995.28/43,931.14
  6. Step 6: Final answer
    x = 23,780.24

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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.