Home / 35,218.80-52,836.12-13,032.20

Finding the Fourth Proportional to 35,218.80, 52,836.12 and 13,032.20

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Solution

The fourth proportional to 35,218.80, 52,836.12 and 13,032.20 is: 19,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218.80 : 52,836.12 = 13,032.20 : x
  2. Step 2: Convert to fraction form
    35,218.80/52,836.12 = 13,032.20/x
  3. Step 3: Cross multiply
    35,218.80x = 52,836.12 × 13,032.20
  4. Step 4: Simplify right side
    35,218.80x = 688,570,883.06
  5. Step 5: Solve for x
    x = 688,570,883.06/35,218.80
  6. Step 6: Final answer
    x = 19,551.23

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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.