Home / 35,616.80-53,360.40-29,007.20

Finding the Fourth Proportional to 35,616.80, 53,360.40 and 29,007.20

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Solution

The fourth proportional to 35,616.80, 53,360.40 and 29,007.20 is: 43,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,616.80 : 53,360.40 = 29,007.20 : x
  2. Step 2: Convert to fraction form
    35,616.80/53,360.40 = 29,007.20/x
  3. Step 3: Cross multiply
    35,616.80x = 53,360.40 × 29,007.20
  4. Step 4: Simplify right side
    35,616.80x = 1,547,835,794.88
  5. Step 5: Solve for x
    x = 1,547,835,794.88/35,616.80
  6. Step 6: Final answer
    x = 43,458.03

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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.