Home / 26,347.80-39,533.40-13,864.80

Finding the Fourth Proportional to 26,347.80, 39,533.40 and 13,864.80

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Solution

The fourth proportional to 26,347.80, 39,533.40 and 13,864.80 is: 20,803.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,347.80 : 39,533.40 = 13,864.80 : x
  2. Step 2: Convert to fraction form
    26,347.80/39,533.40 = 13,864.80/x
  3. Step 3: Cross multiply
    26,347.80x = 39,533.40 × 13,864.80
  4. Step 4: Simplify right side
    26,347.80x = 548,122,684.32
  5. Step 5: Solve for x
    x = 548,122,684.32/26,347.80
  6. Step 6: Final answer
    x = 20,803.36

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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.