Home / 25,746.12-38,411.82-22,939.20

Finding the Fourth Proportional to 25,746.12, 38,411.82 and 22,939.20

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Solution

The fourth proportional to 25,746.12, 38,411.82 and 22,939.20 is: 34,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746.12 : 38,411.82 = 22,939.20 : x
  2. Step 2: Convert to fraction form
    25,746.12/38,411.82 = 22,939.20/x
  3. Step 3: Cross multiply
    25,746.12x = 38,411.82 × 22,939.20
  4. Step 4: Simplify right side
    25,746.12x = 881,136,421.34
  5. Step 5: Solve for x
    x = 881,136,421.34/25,746.12
  6. Step 6: Final answer
    x = 34,224.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.