Home / 14,831.70-22,256.31-5,478.27

Finding the Fourth Proportional to 14,831.70, 22,256.31 and 5,478.27

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Solution

The fourth proportional to 14,831.70, 22,256.31 and 5,478.27 is: 8,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.70 : 22,256.31 = 5,478.27 : x
  2. Step 2: Convert to fraction form
    14,831.70/22,256.31 = 5,478.27/x
  3. Step 3: Cross multiply
    14,831.70x = 22,256.31 × 5,478.27
  4. Step 4: Simplify right side
    14,831.70x = 121,926,075.38
  5. Step 5: Solve for x
    x = 121,926,075.38/14,831.70
  6. Step 6: Final answer
    x = 8,220.64

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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.