Home / 45,538.32-68,307.48-14,376

Finding the Fourth Proportional to 45,538.32, 68,307.48 and 14,376

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Solution

The fourth proportional to 45,538.32, 68,307.48 and 14,376 is: 21,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,538.32 : 68,307.48 = 14,376 : x
  2. Step 2: Convert to fraction form
    45,538.32/68,307.48 = 14,376/x
  3. Step 3: Cross multiply
    45,538.32x = 68,307.48 × 14,376
  4. Step 4: Simplify right side
    45,538.32x = 981,988,332.48
  5. Step 5: Solve for x
    x = 981,988,332.48/45,538.32
  6. Step 6: Final answer
    x = 21,564.00

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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.