Home / 42,301.75-63,453.65-14,222.17

Finding the Fourth Proportional to 42,301.75, 63,453.65 and 14,222.17

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Solution

The fourth proportional to 42,301.75, 63,453.65 and 14,222.17 is: 21,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,301.75 : 63,453.65 = 14,222.17 : x
  2. Step 2: Convert to fraction form
    42,301.75/63,453.65 = 14,222.17/x
  3. Step 3: Cross multiply
    42,301.75x = 63,453.65 × 14,222.17
  4. Step 4: Simplify right side
    42,301.75x = 902,448,597.42
  5. Step 5: Solve for x
    x = 902,448,597.42/42,301.75
  6. Step 6: Final answer
    x = 21,333.60

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1.5x scale

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.