Home / 26,581.69-36,688.04-15,258.84

Finding the Fourth Proportional to 26,581.69, 36,688.04 and 15,258.84

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Solution

The fourth proportional to 26,581.69, 36,688.04 and 15,258.84 is: 21,060.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.69 : 36,688.04 = 15,258.84 : x
  2. Step 2: Convert to fraction form
    26,581.69/36,688.04 = 15,258.84/x
  3. Step 3: Cross multiply
    26,581.69x = 36,688.04 × 15,258.84
  4. Step 4: Simplify right side
    26,581.69x = 559,816,775.62
  5. Step 5: Solve for x
    x = 559,816,775.62/26,581.69
  6. Step 6: Final answer
    x = 21,060.24

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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.