Home / 14,547.06-21,831.46-5,663.79

Finding the Fourth Proportional to 14,547.06, 21,831.46 and 5,663.79

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Solution

The fourth proportional to 14,547.06, 21,831.46 and 5,663.79 is: 8,499.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.06 : 21,831.46 = 5,663.79 : x
  2. Step 2: Convert to fraction form
    14,547.06/21,831.46 = 5,663.79/x
  3. Step 3: Cross multiply
    14,547.06x = 21,831.46 × 5,663.79
  4. Step 4: Simplify right side
    14,547.06x = 123,648,790.67
  5. Step 5: Solve for x
    x = 123,648,790.67/14,547.06
  6. Step 6: Final answer
    x = 8,499.92

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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.