Home / 42,582.18-63,882.65-13,002.33

Finding the Fourth Proportional to 42,582.18, 63,882.65 and 13,002.33

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Solution

The fourth proportional to 42,582.18, 63,882.65 and 13,002.33 is: 19,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,582.18 : 63,882.65 = 13,002.33 : x
  2. Step 2: Convert to fraction form
    42,582.18/63,882.65 = 13,002.33/x
  3. Step 3: Cross multiply
    42,582.18x = 63,882.65 × 13,002.33
  4. Step 4: Simplify right side
    42,582.18x = 830,623,296.57
  5. Step 5: Solve for x
    x = 830,623,296.57/42,582.18
  6. Step 6: Final answer
    x = 19,506.36

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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.