Home / 26,888.40-40,248.35-17,388.11

Finding the Fourth Proportional to 26,888.40, 40,248.35 and 17,388.11

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Solution

The fourth proportional to 26,888.40, 40,248.35 and 17,388.11 is: 26,027.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.40 : 40,248.35 = 17,388.11 : x
  2. Step 2: Convert to fraction form
    26,888.40/40,248.35 = 17,388.11/x
  3. Step 3: Cross multiply
    26,888.40x = 40,248.35 × 17,388.11
  4. Step 4: Simplify right side
    26,888.40x = 699,842,448.94
  5. Step 5: Solve for x
    x = 699,842,448.94/26,888.40
  6. Step 6: Final answer
    x = 26,027.67

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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.