Home / 10,457.64-15,594.21-9,006.12

Finding the Fourth Proportional to 10,457.64, 15,594.21 and 9,006.12

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Solution

The fourth proportional to 10,457.64, 15,594.21 and 9,006.12 is: 13,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457.64 : 15,594.21 = 9,006.12 : x
  2. Step 2: Convert to fraction form
    10,457.64/15,594.21 = 9,006.12/x
  3. Step 3: Cross multiply
    10,457.64x = 15,594.21 × 9,006.12
  4. Step 4: Simplify right side
    10,457.64x = 140,443,326.57
  5. Step 5: Solve for x
    x = 140,443,326.57/10,457.64
  6. Step 6: Final answer
    x = 13,429.73

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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.