Home / 42,487.11-63,717.02-14,017.66

Finding the Fourth Proportional to 42,487.11, 63,717.02 and 14,017.66

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Solution

The fourth proportional to 42,487.11, 63,717.02 and 14,017.66 is: 21,021.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,487.11 : 63,717.02 = 14,017.66 : x
  2. Step 2: Convert to fraction form
    42,487.11/63,717.02 = 14,017.66/x
  3. Step 3: Cross multiply
    42,487.11x = 63,717.02 × 14,017.66
  4. Step 4: Simplify right side
    42,487.11x = 893,163,522.57
  5. Step 5: Solve for x
    x = 893,163,522.57/42,487.11
  6. Step 6: Final answer
    x = 21,021.99

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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.