Home / 38,275.84-57,445.32-19,569.68

Finding the Fourth Proportional to 38,275.84, 57,445.32 and 19,569.68

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Solution

The fourth proportional to 38,275.84, 57,445.32 and 19,569.68 is: 29,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,275.84 : 57,445.32 = 19,569.68 : x
  2. Step 2: Convert to fraction form
    38,275.84/57,445.32 = 19,569.68/x
  3. Step 3: Cross multiply
    38,275.84x = 57,445.32 × 19,569.68
  4. Step 4: Simplify right side
    38,275.84x = 1,124,186,529.90
  5. Step 5: Solve for x
    x = 1,124,186,529.90/38,275.84
  6. Step 6: Final answer
    x = 29,370.66

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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.