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Finding the Fourth Proportional to 35,547.20, 53,320.80 and 29,844.80

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Solution

The fourth proportional to 35,547.20, 53,320.80 and 29,844.80 is: 44,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,547.20 : 53,320.80 = 29,844.80 : x
  2. Step 2: Convert to fraction form
    35,547.20/53,320.80 = 29,844.80/x
  3. Step 3: Cross multiply
    35,547.20x = 53,320.80 × 29,844.80
  4. Step 4: Simplify right side
    35,547.20x = 1,591,348,611.84
  5. Step 5: Solve for x
    x = 1,591,348,611.84/35,547.20
  6. Step 6: Final answer
    x = 44,767.20

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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.