Home / 15,237.68-22,859.40-6,918.30

Finding the Fourth Proportional to 15,237.68, 22,859.40 and 6,918.30

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Solution

The fourth proportional to 15,237.68, 22,859.40 and 6,918.30 is: 10,378.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237.68 : 22,859.40 = 6,918.30 : x
  2. Step 2: Convert to fraction form
    15,237.68/22,859.40 = 6,918.30/x
  3. Step 3: Cross multiply
    15,237.68x = 22,859.40 × 6,918.30
  4. Step 4: Simplify right side
    15,237.68x = 158,148,187.02
  5. Step 5: Solve for x
    x = 158,148,187.02/15,237.68
  6. Step 6: Final answer
    x = 10,378.76

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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.