Home / 28,046.19-38,707.47-17,838.17

Finding the Fourth Proportional to 28,046.19, 38,707.47 and 17,838.17

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Solution

The fourth proportional to 28,046.19, 38,707.47 and 17,838.17 is: 24,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.19 : 38,707.47 = 17,838.17 : x
  2. Step 2: Convert to fraction form
    28,046.19/38,707.47 = 17,838.17/x
  3. Step 3: Cross multiply
    28,046.19x = 38,707.47 × 17,838.17
  4. Step 4: Simplify right side
    28,046.19x = 690,470,599.48
  5. Step 5: Solve for x
    x = 690,470,599.48/28,046.19
  6. Step 6: Final answer
    x = 24,619.05

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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.