Home / 35,721.12-53,494.19-25,165.20

Finding the Fourth Proportional to 35,721.12, 53,494.19 and 25,165.20

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Solution

The fourth proportional to 35,721.12, 53,494.19 and 25,165.20 is: 37,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.12 : 53,494.19 = 25,165.20 : x
  2. Step 2: Convert to fraction form
    35,721.12/53,494.19 = 25,165.20/x
  3. Step 3: Cross multiply
    35,721.12x = 53,494.19 × 25,165.20
  4. Step 4: Simplify right side
    35,721.12x = 1,346,191,864.36
  5. Step 5: Solve for x
    x = 1,346,191,864.36/35,721.12
  6. Step 6: Final answer
    x = 37,686.16

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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.