Home / 23,034.63-34,510.02-15,999.78

Finding the Fourth Proportional to 23,034.63, 34,510.02 and 15,999.78

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Solution

The fourth proportional to 23,034.63, 34,510.02 and 15,999.78 is: 23,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,034.63 : 34,510.02 = 15,999.78 : x
  2. Step 2: Convert to fraction form
    23,034.63/34,510.02 = 15,999.78/x
  3. Step 3: Cross multiply
    23,034.63x = 34,510.02 × 15,999.78
  4. Step 4: Simplify right side
    23,034.63x = 552,152,727.80
  5. Step 5: Solve for x
    x = 552,152,727.80/23,034.63
  6. Step 6: Final answer
    x = 23,970.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.