Home / 16,541.99-22,828.20-8,988.47

Finding the Fourth Proportional to 16,541.99, 22,828.20 and 8,988.47

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Solution

The fourth proportional to 16,541.99, 22,828.20 and 8,988.47 is: 12,404.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,541.99 : 22,828.20 = 8,988.47 : x
  2. Step 2: Convert to fraction form
    16,541.99/22,828.20 = 8,988.47/x
  3. Step 3: Cross multiply
    16,541.99x = 22,828.20 × 8,988.47
  4. Step 4: Simplify right side
    16,541.99x = 205,190,476.71
  5. Step 5: Solve for x
    x = 205,190,476.71/16,541.99
  6. Step 6: Final answer
    x = 12,404.22

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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.