Home / 23,510.80-32,447.23-13,440.69

Finding the Fourth Proportional to 23,510.80, 32,447.23 and 13,440.69

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Solution

The fourth proportional to 23,510.80, 32,447.23 and 13,440.69 is: 18,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,510.80 : 32,447.23 = 13,440.69 : x
  2. Step 2: Convert to fraction form
    23,510.80/32,447.23 = 13,440.69/x
  3. Step 3: Cross multiply
    23,510.80x = 32,447.23 × 13,440.69
  4. Step 4: Simplify right side
    23,510.80x = 436,113,126.19
  5. Step 5: Solve for x
    x = 436,113,126.19/23,510.80
  6. Step 6: Final answer
    x = 18,549.48

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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.