Home / 10,330.10-15,527.55-9,746.90

Finding the Fourth Proportional to 10,330.10, 15,527.55 and 9,746.90

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Solution

The fourth proportional to 10,330.10, 15,527.55 and 9,746.90 is: 14,650.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.10 : 15,527.55 = 9,746.90 : x
  2. Step 2: Convert to fraction form
    10,330.10/15,527.55 = 9,746.90/x
  3. Step 3: Cross multiply
    10,330.10x = 15,527.55 × 9,746.90
  4. Step 4: Simplify right side
    10,330.10x = 151,345,477.10
  5. Step 5: Solve for x
    x = 151,345,477.10/10,330.10
  6. Step 6: Final answer
    x = 14,650.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.