Home / 45,238.51-67,862.42-15,656.30

Finding the Fourth Proportional to 45,238.51, 67,862.42 and 15,656.30

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Solution

The fourth proportional to 45,238.51, 67,862.42 and 15,656.30 is: 23,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,238.51 : 67,862.42 = 15,656.30 : x
  2. Step 2: Convert to fraction form
    45,238.51/67,862.42 = 15,656.30/x
  3. Step 3: Cross multiply
    45,238.51x = 67,862.42 × 15,656.30
  4. Step 4: Simplify right side
    45,238.51x = 1,062,474,406.25
  5. Step 5: Solve for x
    x = 1,062,474,406.25/45,238.51
  6. Step 6: Final answer
    x = 23,486.06

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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.