Home / 10,253.34-15,370.38-9,340.32

Finding the Fourth Proportional to 10,253.34, 15,370.38 and 9,340.32

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Solution

The fourth proportional to 10,253.34, 15,370.38 and 9,340.32 is: 14,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.34 : 15,370.38 = 9,340.32 : x
  2. Step 2: Convert to fraction form
    10,253.34/15,370.38 = 9,340.32/x
  3. Step 3: Cross multiply
    10,253.34x = 15,370.38 × 9,340.32
  4. Step 4: Simplify right side
    10,253.34x = 143,564,267.72
  5. Step 5: Solve for x
    x = 143,564,267.72/10,253.34
  6. Step 6: Final answer
    x = 14,001.71

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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.