Home / 10,275.81-15,323.49-10,182.26

Finding the Fourth Proportional to 10,275.81, 15,323.49 and 10,182.26

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Solution

The fourth proportional to 10,275.81, 15,323.49 and 10,182.26 is: 15,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.81 : 15,323.49 = 10,182.26 : x
  2. Step 2: Convert to fraction form
    10,275.81/15,323.49 = 10,182.26/x
  3. Step 3: Cross multiply
    10,275.81x = 15,323.49 × 10,182.26
  4. Step 4: Simplify right side
    10,275.81x = 156,027,682.67
  5. Step 5: Solve for x
    x = 156,027,682.67/10,275.81
  6. Step 6: Final answer
    x = 15,183.98

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Double scale
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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.