Home / 18,864.25-26,006.66-15,048.84

Finding the Fourth Proportional to 18,864.25, 26,006.66 and 15,048.84

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Solution

The fourth proportional to 18,864.25, 26,006.66 and 15,048.84 is: 20,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.25 : 26,006.66 = 15,048.84 : x
  2. Step 2: Convert to fraction form
    18,864.25/26,006.66 = 15,048.84/x
  3. Step 3: Cross multiply
    18,864.25x = 26,006.66 × 15,048.84
  4. Step 4: Simplify right side
    18,864.25x = 391,369,892.51
  5. Step 5: Solve for x
    x = 391,369,892.51/18,864.25
  6. Step 6: Final answer
    x = 20,746.64

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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.