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Finding the Fourth Proportional to 14,035.54, 21,047.11 and 5,264.30

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Solution

The fourth proportional to 14,035.54, 21,047.11 and 5,264.30 is: 7,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.54 : 21,047.11 = 5,264.30 : x
  2. Step 2: Convert to fraction form
    14,035.54/21,047.11 = 5,264.30/x
  3. Step 3: Cross multiply
    14,035.54x = 21,047.11 × 5,264.30
  4. Step 4: Simplify right side
    14,035.54x = 110,798,301.17
  5. Step 5: Solve for x
    x = 110,798,301.17/14,035.54
  6. Step 6: Final answer
    x = 7,894.12

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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.