Home / 14,357.66-21,531.02-6,561

Finding the Fourth Proportional to 14,357.66, 21,531.02 and 6,561

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Solution

The fourth proportional to 14,357.66, 21,531.02 and 6,561 is: 9,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.66 : 21,531.02 = 6,561 : x
  2. Step 2: Convert to fraction form
    14,357.66/21,531.02 = 6,561/x
  3. Step 3: Cross multiply
    14,357.66x = 21,531.02 × 6,561
  4. Step 4: Simplify right side
    14,357.66x = 141,264,989.42
  5. Step 5: Solve for x
    x = 141,264,989.42/14,357.66
  6. Step 6: Final answer
    x = 9,839.00

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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.