Home / 25,341.68-37,999.54-13,502.20

Finding the Fourth Proportional to 25,341.68, 37,999.54 and 13,502.20

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Solution

The fourth proportional to 25,341.68, 37,999.54 and 13,502.20 is: 20,246.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,341.68 : 37,999.54 = 13,502.20 : x
  2. Step 2: Convert to fraction form
    25,341.68/37,999.54 = 13,502.20/x
  3. Step 3: Cross multiply
    25,341.68x = 37,999.54 × 13,502.20
  4. Step 4: Simplify right side
    25,341.68x = 513,077,388.99
  5. Step 5: Solve for x
    x = 513,077,388.99/25,341.68
  6. Step 6: Final answer
    x = 20,246.38

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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.