Home / 15,221.84-22,831.28-10,322.96

Finding the Fourth Proportional to 15,221.84, 22,831.28 and 10,322.96

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Solution

The fourth proportional to 15,221.84, 22,831.28 and 10,322.96 is: 15,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,221.84 : 22,831.28 = 10,322.96 : x
  2. Step 2: Convert to fraction form
    15,221.84/22,831.28 = 10,322.96/x
  3. Step 3: Cross multiply
    15,221.84x = 22,831.28 × 10,322.96
  4. Step 4: Simplify right side
    15,221.84x = 235,686,390.19
  5. Step 5: Solve for x
    x = 235,686,390.19/15,221.84
  6. Step 6: Final answer
    x = 15,483.44

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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.