Home / 45,320.16-67,967.28-23,119.68

Finding the Fourth Proportional to 45,320.16, 67,967.28 and 23,119.68

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Solution

The fourth proportional to 45,320.16, 67,967.28 and 23,119.68 is: 34,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320.16 : 67,967.28 = 23,119.68 : x
  2. Step 2: Convert to fraction form
    45,320.16/67,967.28 = 23,119.68/x
  3. Step 3: Cross multiply
    45,320.16x = 67,967.28 × 23,119.68
  4. Step 4: Simplify right side
    45,320.16x = 1,571,381,764.07
  5. Step 5: Solve for x
    x = 1,571,381,764.07/45,320.16
  6. Step 6: Final answer
    x = 34,672.91

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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.