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Finding the Fourth Proportional to 14,808.36, 22,223.54 and 7,017.20

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Solution

The fourth proportional to 14,808.36, 22,223.54 and 7,017.20 is: 10,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808.36 : 22,223.54 = 7,017.20 : x
  2. Step 2: Convert to fraction form
    14,808.36/22,223.54 = 7,017.20/x
  3. Step 3: Cross multiply
    14,808.36x = 22,223.54 × 7,017.20
  4. Step 4: Simplify right side
    14,808.36x = 155,947,024.89
  5. Step 5: Solve for x
    x = 155,947,024.89/14,808.36
  6. Step 6: Final answer
    x = 10,531.01

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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.