Home / 23,510.79-32,444.90-13,439.45

Finding the Fourth Proportional to 23,510.79, 32,444.90 and 13,439.45

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Solution

The fourth proportional to 23,510.79, 32,444.90 and 13,439.45 is: 18,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,510.79 : 32,444.90 = 13,439.45 : x
  2. Step 2: Convert to fraction form
    23,510.79/32,444.90 = 13,439.45/x
  3. Step 3: Cross multiply
    23,510.79x = 32,444.90 × 13,439.45
  4. Step 4: Simplify right side
    23,510.79x = 436,041,625.22
  5. Step 5: Solve for x
    x = 436,041,625.22/23,510.79
  6. Step 6: Final answer
    x = 18,546.45

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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.