Home / 36,637.87-54,955.08-15,281.76

Finding the Fourth Proportional to 36,637.87, 54,955.08 and 15,281.76

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Solution

The fourth proportional to 36,637.87, 54,955.08 and 15,281.76 is: 22,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,637.87 : 54,955.08 = 15,281.76 : x
  2. Step 2: Convert to fraction form
    36,637.87/54,955.08 = 15,281.76/x
  3. Step 3: Cross multiply
    36,637.87x = 54,955.08 × 15,281.76
  4. Step 4: Simplify right side
    36,637.87x = 839,810,343.34
  5. Step 5: Solve for x
    x = 839,810,343.34/36,637.87
  6. Step 6: Final answer
    x = 22,921.92

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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.