Home / 38,502.52-53,133.30-22,587.40

Finding the Fourth Proportional to 38,502.52, 53,133.30 and 22,587.40

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Solution

The fourth proportional to 38,502.52, 53,133.30 and 22,587.40 is: 31,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502.52 : 53,133.30 = 22,587.40 : x
  2. Step 2: Convert to fraction form
    38,502.52/53,133.30 = 22,587.40/x
  3. Step 3: Cross multiply
    38,502.52x = 53,133.30 × 22,587.40
  4. Step 4: Simplify right side
    38,502.52x = 1,200,143,100.42
  5. Step 5: Solve for x
    x = 1,200,143,100.42/38,502.52
  6. Step 6: Final answer
    x = 31,170.51

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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.