Home / 23,561.76-32,513.67-13,490.28

Finding the Fourth Proportional to 23,561.76, 32,513.67 and 13,490.28

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Solution

The fourth proportional to 23,561.76, 32,513.67 and 13,490.28 is: 18,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,561.76 : 32,513.67 = 13,490.28 : x
  2. Step 2: Convert to fraction form
    23,561.76/32,513.67 = 13,490.28/x
  3. Step 3: Cross multiply
    23,561.76x = 32,513.67 × 13,490.28
  4. Step 4: Simplify right side
    23,561.76x = 438,618,512.13
  5. Step 5: Solve for x
    x = 438,618,512.13/23,561.76
  6. Step 6: Final answer
    x = 18,615.69

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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.