Home / 30,251.10-45,343.02-22,831.50

Finding the Fourth Proportional to 30,251.10, 45,343.02 and 22,831.50

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Solution

The fourth proportional to 30,251.10, 45,343.02 and 22,831.50 is: 34,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251.10 : 45,343.02 = 22,831.50 : x
  2. Step 2: Convert to fraction form
    30,251.10/45,343.02 = 22,831.50/x
  3. Step 3: Cross multiply
    30,251.10x = 45,343.02 × 22,831.50
  4. Step 4: Simplify right side
    30,251.10x = 1,035,249,161.13
  5. Step 5: Solve for x
    x = 1,035,249,161.13/30,251.10
  6. Step 6: Final answer
    x = 34,221.87

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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.