Home / 10,053.32-15,020.46-9,708.80

Finding the Fourth Proportional to 10,053.32, 15,020.46 and 9,708.80

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Solution

The fourth proportional to 10,053.32, 15,020.46 and 9,708.80 is: 14,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.32 : 15,020.46 = 9,708.80 : x
  2. Step 2: Convert to fraction form
    10,053.32/15,020.46 = 9,708.80/x
  3. Step 3: Cross multiply
    10,053.32x = 15,020.46 × 9,708.80
  4. Step 4: Simplify right side
    10,053.32x = 145,830,642.05
  5. Step 5: Solve for x
    x = 145,830,642.05/10,053.32
  6. Step 6: Final answer
    x = 14,505.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.