Home / 35,781.24-53,679.61-13,595.04

Finding the Fourth Proportional to 35,781.24, 53,679.61 and 13,595.04

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Solution

The fourth proportional to 35,781.24, 53,679.61 and 13,595.04 is: 20,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,781.24 : 53,679.61 = 13,595.04 : x
  2. Step 2: Convert to fraction form
    35,781.24/53,679.61 = 13,595.04/x
  3. Step 3: Cross multiply
    35,781.24x = 53,679.61 × 13,595.04
  4. Step 4: Simplify right side
    35,781.24x = 729,776,462.13
  5. Step 5: Solve for x
    x = 729,776,462.13/35,781.24
  6. Step 6: Final answer
    x = 20,395.50

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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.