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Finding the Fourth Proportional to 14,805.50, 22,219.17 and 7,014.32

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Solution

The fourth proportional to 14,805.50, 22,219.17 and 7,014.32 is: 10,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805.50 : 22,219.17 = 7,014.32 : x
  2. Step 2: Convert to fraction form
    14,805.50/22,219.17 = 7,014.32/x
  3. Step 3: Cross multiply
    14,805.50x = 22,219.17 × 7,014.32
  4. Step 4: Simplify right side
    14,805.50x = 155,852,368.51
  5. Step 5: Solve for x
    x = 155,852,368.51/14,805.50
  6. Step 6: Final answer
    x = 10,526.65

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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.