Home / 26,695.58-36,838.85-15,368.70

Finding the Fourth Proportional to 26,695.58, 36,838.85 and 15,368.70

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Solution

The fourth proportional to 26,695.58, 36,838.85 and 15,368.70 is: 21,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.58 : 36,838.85 = 15,368.70 : x
  2. Step 2: Convert to fraction form
    26,695.58/36,838.85 = 15,368.70/x
  3. Step 3: Cross multiply
    26,695.58x = 36,838.85 × 15,368.70
  4. Step 4: Simplify right side
    26,695.58x = 566,165,157.15
  5. Step 5: Solve for x
    x = 566,165,157.15/26,695.58
  6. Step 6: Final answer
    x = 21,208.20

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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.