Home / 23,490.68-32,417.10-12,881.00

Finding the Fourth Proportional to 23,490.68, 32,417.10 and 12,881.00

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Solution

The fourth proportional to 23,490.68, 32,417.10 and 12,881.00 is: 17,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.68 : 32,417.10 = 12,881.00 : x
  2. Step 2: Convert to fraction form
    23,490.68/32,417.10 = 12,881.00/x
  3. Step 3: Cross multiply
    23,490.68x = 32,417.10 × 12,881.00
  4. Step 4: Simplify right side
    23,490.68x = 417,564,746.14
  5. Step 5: Solve for x
    x = 417,564,746.14/23,490.68
  6. Step 6: Final answer
    x = 17,775.76

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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.