Home / 42,353.30-63,535.81-14,281.39

Finding the Fourth Proportional to 42,353.30, 63,535.81 and 14,281.39

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Solution

The fourth proportional to 42,353.30, 63,535.81 and 14,281.39 is: 21,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,353.30 : 63,535.81 = 14,281.39 : x
  2. Step 2: Convert to fraction form
    42,353.30/63,535.81 = 14,281.39/x
  3. Step 3: Cross multiply
    42,353.30x = 63,535.81 × 14,281.39
  4. Step 4: Simplify right side
    42,353.30x = 907,379,681.58
  5. Step 5: Solve for x
    x = 907,379,681.58/42,353.30
  6. Step 6: Final answer
    x = 21,424.06

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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.