Home / 26,465.68-36,522.96-15,135

Finding the Fourth Proportional to 26,465.68, 36,522.96 and 15,135

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Solution

The fourth proportional to 26,465.68, 36,522.96 and 15,135 is: 20,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.68 : 36,522.96 = 15,135 : x
  2. Step 2: Convert to fraction form
    26,465.68/36,522.96 = 15,135/x
  3. Step 3: Cross multiply
    26,465.68x = 36,522.96 × 15,135
  4. Step 4: Simplify right side
    26,465.68x = 552,774,999.60
  5. Step 5: Solve for x
    x = 552,774,999.60/26,465.68
  6. Step 6: Final answer
    x = 20,886.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.