Home / 26,483.40-36,550.32-15,305.40

Finding the Fourth Proportional to 26,483.40, 36,550.32 and 15,305.40

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Solution

The fourth proportional to 26,483.40, 36,550.32 and 15,305.40 is: 21,123.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,483.40 : 36,550.32 = 15,305.40 : x
  2. Step 2: Convert to fraction form
    26,483.40/36,550.32 = 15,305.40/x
  3. Step 3: Cross multiply
    26,483.40x = 36,550.32 × 15,305.40
  4. Step 4: Simplify right side
    26,483.40x = 559,417,267.73
  5. Step 5: Solve for x
    x = 559,417,267.73/26,483.40
  6. Step 6: Final answer
    x = 21,123.32

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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.