Home / 26,595.20-39,892.80-17,782.40

Finding the Fourth Proportional to 26,595.20, 39,892.80 and 17,782.40

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Solution

The fourth proportional to 26,595.20, 39,892.80 and 17,782.40 is: 26,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,595.20 : 39,892.80 = 17,782.40 : x
  2. Step 2: Convert to fraction form
    26,595.20/39,892.80 = 17,782.40/x
  3. Step 3: Cross multiply
    26,595.20x = 39,892.80 × 17,782.40
  4. Step 4: Simplify right side
    26,595.20x = 709,389,726.72
  5. Step 5: Solve for x
    x = 709,389,726.72/26,595.20
  6. Step 6: Final answer
    x = 26,673.60

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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.