Home / 15,820.30-23,730.45-10,002.70

Finding the Fourth Proportional to 15,820.30, 23,730.45 and 10,002.70

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Solution

The fourth proportional to 15,820.30, 23,730.45 and 10,002.70 is: 15,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,820.30 : 23,730.45 = 10,002.70 : x
  2. Step 2: Convert to fraction form
    15,820.30/23,730.45 = 10,002.70/x
  3. Step 3: Cross multiply
    15,820.30x = 23,730.45 × 10,002.70
  4. Step 4: Simplify right side
    15,820.30x = 237,368,572.22
  5. Step 5: Solve for x
    x = 237,368,572.22/15,820.30
  6. Step 6: Final answer
    x = 15,004.05

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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.