Home / 31,979.04-44,130.48-17,834.40

Finding the Fourth Proportional to 31,979.04, 44,130.48 and 17,834.40

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Solution

The fourth proportional to 31,979.04, 44,130.48 and 17,834.40 is: 24,611.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.04 : 44,130.48 = 17,834.40 : x
  2. Step 2: Convert to fraction form
    31,979.04/44,130.48 = 17,834.40/x
  3. Step 3: Cross multiply
    31,979.04x = 44,130.48 × 17,834.40
  4. Step 4: Simplify right side
    31,979.04x = 787,040,632.51
  5. Step 5: Solve for x
    x = 787,040,632.51/31,979.04
  6. Step 6: Final answer
    x = 24,611.14

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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.