Home / 22,975.55-34,445.10-12,587.30

Finding the Fourth Proportional to 22,975.55, 34,445.10 and 12,587.30

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Solution

The fourth proportional to 22,975.55, 34,445.10 and 12,587.30 is: 18,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975.55 : 34,445.10 = 12,587.30 : x
  2. Step 2: Convert to fraction form
    22,975.55/34,445.10 = 12,587.30/x
  3. Step 3: Cross multiply
    22,975.55x = 34,445.10 × 12,587.30
  4. Step 4: Simplify right side
    22,975.55x = 433,570,807.23
  5. Step 5: Solve for x
    x = 433,570,807.23/22,975.55
  6. Step 6: Final answer
    x = 18,870.97

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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.