Home / 55,417.50-83,126.25-13,864.50

Finding the Fourth Proportional to 55,417.50, 83,126.25 and 13,864.50

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Solution

The fourth proportional to 55,417.50, 83,126.25 and 13,864.50 is: 20,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,417.50 : 83,126.25 = 13,864.50 : x
  2. Step 2: Convert to fraction form
    55,417.50/83,126.25 = 13,864.50/x
  3. Step 3: Cross multiply
    55,417.50x = 83,126.25 × 13,864.50
  4. Step 4: Simplify right side
    55,417.50x = 1,152,503,893.13
  5. Step 5: Solve for x
    x = 1,152,503,893.13/55,417.50
  6. Step 6: Final answer
    x = 20,796.75

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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.