Home / 15,637.59-23,428.85-8,224.47

Finding the Fourth Proportional to 15,637.59, 23,428.85 and 8,224.47

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Solution

The fourth proportional to 15,637.59, 23,428.85 and 8,224.47 is: 12,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.59 : 23,428.85 = 8,224.47 : x
  2. Step 2: Convert to fraction form
    15,637.59/23,428.85 = 8,224.47/x
  3. Step 3: Cross multiply
    15,637.59x = 23,428.85 × 8,224.47
  4. Step 4: Simplify right side
    15,637.59x = 192,689,832.84
  5. Step 5: Solve for x
    x = 192,689,832.84/15,637.59
  6. Step 6: Final answer
    x = 12,322.22

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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.