Home / 15,988.50-22,057.56-10,613.46

Finding the Fourth Proportional to 15,988.50, 22,057.56 and 10,613.46

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Solution

The fourth proportional to 15,988.50, 22,057.56 and 10,613.46 is: 14,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.50 : 22,057.56 = 10,613.46 : x
  2. Step 2: Convert to fraction form
    15,988.50/22,057.56 = 10,613.46/x
  3. Step 3: Cross multiply
    15,988.50x = 22,057.56 × 10,613.46
  4. Step 4: Simplify right side
    15,988.50x = 234,107,030.76
  5. Step 5: Solve for x
    x = 234,107,030.76/15,988.50
  6. Step 6: Final answer
    x = 14,642.21

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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.