Home / 23,148.32-31,944.78-12,537.99

Finding the Fourth Proportional to 23,148.32, 31,944.78 and 12,537.99

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Solution

The fourth proportional to 23,148.32, 31,944.78 and 12,537.99 is: 17,302.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148.32 : 31,944.78 = 12,537.99 : x
  2. Step 2: Convert to fraction form
    23,148.32/31,944.78 = 12,537.99/x
  3. Step 3: Cross multiply
    23,148.32x = 31,944.78 × 12,537.99
  4. Step 4: Simplify right side
    23,148.32x = 400,523,332.19
  5. Step 5: Solve for x
    x = 400,523,332.19/23,148.32
  6. Step 6: Final answer
    x = 17,302.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.