Home / 38,237.40-52,758.38-22,312.76

Finding the Fourth Proportional to 38,237.40, 52,758.38 and 22,312.76

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Solution

The fourth proportional to 38,237.40, 52,758.38 and 22,312.76 is: 30,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,237.40 : 52,758.38 = 22,312.76 : x
  2. Step 2: Convert to fraction form
    38,237.40/52,758.38 = 22,312.76/x
  3. Step 3: Cross multiply
    38,237.40x = 52,758.38 × 22,312.76
  4. Step 4: Simplify right side
    38,237.40x = 1,177,185,070.93
  5. Step 5: Solve for x
    x = 1,177,185,070.93/38,237.40
  6. Step 6: Final answer
    x = 30,786.22

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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.