Home / 36,210.14-54,320.70-12,831.14

Finding the Fourth Proportional to 36,210.14, 54,320.70 and 12,831.14

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Solution

The fourth proportional to 36,210.14, 54,320.70 and 12,831.14 is: 19,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210.14 : 54,320.70 = 12,831.14 : x
  2. Step 2: Convert to fraction form
    36,210.14/54,320.70 = 12,831.14/x
  3. Step 3: Cross multiply
    36,210.14x = 54,320.70 × 12,831.14
  4. Step 4: Simplify right side
    36,210.14x = 696,996,506.60
  5. Step 5: Solve for x
    x = 696,996,506.60/36,210.14
  6. Step 6: Final answer
    x = 19,248.66

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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.