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Finding the Fourth Proportional to 35,344.16, 53,015.88 and 9,048.80

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Solution

The fourth proportional to 35,344.16, 53,015.88 and 9,048.80 is: 13,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.16 : 53,015.88 = 9,048.80 : x
  2. Step 2: Convert to fraction form
    35,344.16/53,015.88 = 9,048.80/x
  3. Step 3: Cross multiply
    35,344.16x = 53,015.88 × 9,048.80
  4. Step 4: Simplify right side
    35,344.16x = 479,730,094.94
  5. Step 5: Solve for x
    x = 479,730,094.94/35,344.16
  6. Step 6: Final answer
    x = 13,573.11

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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.