Home / 25,055.38-37,586.52-8,420.17

Finding the Fourth Proportional to 25,055.38, 37,586.52 and 8,420.17

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Solution

The fourth proportional to 25,055.38, 37,586.52 and 8,420.17 is: 12,631.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,055.38 : 37,586.52 = 8,420.17 : x
  2. Step 2: Convert to fraction form
    25,055.38/37,586.52 = 8,420.17/x
  3. Step 3: Cross multiply
    25,055.38x = 37,586.52 × 8,420.17
  4. Step 4: Simplify right side
    25,055.38x = 316,484,888.11
  5. Step 5: Solve for x
    x = 316,484,888.11/25,055.38
  6. Step 6: Final answer
    x = 12,631.41

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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.