Home / 42,033.60-63,051.84-14,328

Finding the Fourth Proportional to 42,033.60, 63,051.84 and 14,328

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Solution

The fourth proportional to 42,033.60, 63,051.84 and 14,328 is: 21,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,033.60 : 63,051.84 = 14,328 : x
  2. Step 2: Convert to fraction form
    42,033.60/63,051.84 = 14,328/x
  3. Step 3: Cross multiply
    42,033.60x = 63,051.84 × 14,328
  4. Step 4: Simplify right side
    42,033.60x = 903,406,763.52
  5. Step 5: Solve for x
    x = 903,406,763.52/42,033.60
  6. Step 6: Final answer
    x = 21,492.49

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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.