Home / 19,612.73-27,066.10-10,660.84

Finding the Fourth Proportional to 19,612.73, 27,066.10 and 10,660.84

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Solution

The fourth proportional to 19,612.73, 27,066.10 and 10,660.84 is: 14,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.73 : 27,066.10 = 10,660.84 : x
  2. Step 2: Convert to fraction form
    19,612.73/27,066.10 = 10,660.84/x
  3. Step 3: Cross multiply
    19,612.73x = 27,066.10 × 10,660.84
  4. Step 4: Simplify right side
    19,612.73x = 288,547,363.32
  5. Step 5: Solve for x
    x = 288,547,363.32/19,612.73
  6. Step 6: Final answer
    x = 14,712.25

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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.