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Finding the Fourth Proportional to 15,235.01, 22,751.29 and 15,070.08

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Solution

The fourth proportional to 15,235.01, 22,751.29 and 15,070.08 is: 22,504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.01 : 22,751.29 = 15,070.08 : x
  2. Step 2: Convert to fraction form
    15,235.01/22,751.29 = 15,070.08/x
  3. Step 3: Cross multiply
    15,235.01x = 22,751.29 × 15,070.08
  4. Step 4: Simplify right side
    15,235.01x = 342,863,760.40
  5. Step 5: Solve for x
    x = 342,863,760.40/15,235.01
  6. Step 6: Final answer
    x = 22,504.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.