Home / 19,176.66-26,463.15-10,678.32

Finding the Fourth Proportional to 19,176.66, 26,463.15 and 10,678.32

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Solution

The fourth proportional to 19,176.66, 26,463.15 and 10,678.32 is: 14,735.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.66 : 26,463.15 = 10,678.32 : x
  2. Step 2: Convert to fraction form
    19,176.66/26,463.15 = 10,678.32/x
  3. Step 3: Cross multiply
    19,176.66x = 26,463.15 × 10,678.32
  4. Step 4: Simplify right side
    19,176.66x = 282,581,983.91
  5. Step 5: Solve for x
    x = 282,581,983.91/19,176.66
  6. Step 6: Final answer
    x = 14,735.72

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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.