Home / 19,693.17-27,176.58-10,740.69

Finding the Fourth Proportional to 19,693.17, 27,176.58 and 10,740.69

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Solution

The fourth proportional to 19,693.17, 27,176.58 and 10,740.69 is: 14,822.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.17 : 27,176.58 = 10,740.69 : x
  2. Step 2: Convert to fraction form
    19,693.17/27,176.58 = 10,740.69/x
  3. Step 3: Cross multiply
    19,693.17x = 27,176.58 × 10,740.69
  4. Step 4: Simplify right side
    19,693.17x = 291,895,221.04
  5. Step 5: Solve for x
    x = 291,895,221.04/19,693.17
  6. Step 6: Final answer
    x = 14,822.16

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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.