Home / 14,453.61-21,681.47-6,132.68

Finding the Fourth Proportional to 14,453.61, 21,681.47 and 6,132.68

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Solution

The fourth proportional to 14,453.61, 21,681.47 and 6,132.68 is: 9,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.61 : 21,681.47 = 6,132.68 : x
  2. Step 2: Convert to fraction form
    14,453.61/21,681.47 = 6,132.68/x
  3. Step 3: Cross multiply
    14,453.61x = 21,681.47 × 6,132.68
  4. Step 4: Simplify right side
    14,453.61x = 132,965,505.67
  5. Step 5: Solve for x
    x = 132,965,505.67/14,453.61
  6. Step 6: Final answer
    x = 9,199.47

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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.