Home / 23,451.04-32,356.02-15,072.40

Finding the Fourth Proportional to 23,451.04, 32,356.02 and 15,072.40

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Solution

The fourth proportional to 23,451.04, 32,356.02 and 15,072.40 is: 20,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451.04 : 32,356.02 = 15,072.40 : x
  2. Step 2: Convert to fraction form
    23,451.04/32,356.02 = 15,072.40/x
  3. Step 3: Cross multiply
    23,451.04x = 32,356.02 × 15,072.40
  4. Step 4: Simplify right side
    23,451.04x = 487,682,875.85
  5. Step 5: Solve for x
    x = 487,682,875.85/23,451.04
  6. Step 6: Final answer
    x = 20,795.79

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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.