Home / 26,130.48-39,182.80-9,487.84

Finding the Fourth Proportional to 26,130.48, 39,182.80 and 9,487.84

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Solution

The fourth proportional to 26,130.48, 39,182.80 and 9,487.84 is: 14,227.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.48 : 39,182.80 = 9,487.84 : x
  2. Step 2: Convert to fraction form
    26,130.48/39,182.80 = 9,487.84/x
  3. Step 3: Cross multiply
    26,130.48x = 39,182.80 × 9,487.84
  4. Step 4: Simplify right side
    26,130.48x = 371,760,137.15
  5. Step 5: Solve for x
    x = 371,760,137.15/26,130.48
  6. Step 6: Final answer
    x = 14,227.07

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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.