Home / 14,839.02-20,470.92-8,547.74

Finding the Fourth Proportional to 14,839.02, 20,470.92 and 8,547.74

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Solution

The fourth proportional to 14,839.02, 20,470.92 and 8,547.74 is: 11,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839.02 : 20,470.92 = 8,547.74 : x
  2. Step 2: Convert to fraction form
    14,839.02/20,470.92 = 8,547.74/x
  3. Step 3: Cross multiply
    14,839.02x = 20,470.92 × 8,547.74
  4. Step 4: Simplify right side
    14,839.02x = 174,980,101.72
  5. Step 5: Solve for x
    x = 174,980,101.72/14,839.02
  6. Step 6: Final answer
    x = 11,791.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.