Home / 56,862.50-85,293.75-15,309.50

Finding the Fourth Proportional to 56,862.50, 85,293.75 and 15,309.50

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Solution

The fourth proportional to 56,862.50, 85,293.75 and 15,309.50 is: 22,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,862.50 : 85,293.75 = 15,309.50 : x
  2. Step 2: Convert to fraction form
    56,862.50/85,293.75 = 15,309.50/x
  3. Step 3: Cross multiply
    56,862.50x = 85,293.75 × 15,309.50
  4. Step 4: Simplify right side
    56,862.50x = 1,305,804,665.63
  5. Step 5: Solve for x
    x = 1,305,804,665.63/56,862.50
  6. Step 6: Final answer
    x = 22,964.25

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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.