Home / 23,541.90-32,486.76-12,931.68

Finding the Fourth Proportional to 23,541.90, 32,486.76 and 12,931.68

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Solution

The fourth proportional to 23,541.90, 32,486.76 and 12,931.68 is: 17,845.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,541.90 : 32,486.76 = 12,931.68 : x
  2. Step 2: Convert to fraction form
    23,541.90/32,486.76 = 12,931.68/x
  3. Step 3: Cross multiply
    23,541.90x = 32,486.76 × 12,931.68
  4. Step 4: Simplify right side
    23,541.90x = 420,108,384.56
  5. Step 5: Solve for x
    x = 420,108,384.56/23,541.90
  6. Step 6: Final answer
    x = 17,845.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.