Home / 22,256.80-33,320.40-14,869.60

Finding the Fourth Proportional to 22,256.80, 33,320.40 and 14,869.60

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Solution

The fourth proportional to 22,256.80, 33,320.40 and 14,869.60 is: 22,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256.80 : 33,320.40 = 14,869.60 : x
  2. Step 2: Convert to fraction form
    22,256.80/33,320.40 = 14,869.60/x
  3. Step 3: Cross multiply
    22,256.80x = 33,320.40 × 14,869.60
  4. Step 4: Simplify right side
    22,256.80x = 495,461,019.84
  5. Step 5: Solve for x
    x = 495,461,019.84/22,256.80
  6. Step 6: Final answer
    x = 22,261.11

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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.