Home / 26,247.40-36,219.84-14,915.32

Finding the Fourth Proportional to 26,247.40, 36,219.84 and 14,915.32

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Solution

The fourth proportional to 26,247.40, 36,219.84 and 14,915.32 is: 20,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.40 : 36,219.84 = 14,915.32 : x
  2. Step 2: Convert to fraction form
    26,247.40/36,219.84 = 14,915.32/x
  3. Step 3: Cross multiply
    26,247.40x = 36,219.84 × 14,915.32
  4. Step 4: Simplify right side
    26,247.40x = 540,230,645.10
  5. Step 5: Solve for x
    x = 540,230,645.10/26,247.40
  6. Step 6: Final answer
    x = 20,582.25

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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.