Home / 22,416.26-30,934.65-12,345.01

Finding the Fourth Proportional to 22,416.26, 30,934.65 and 12,345.01

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Solution

The fourth proportional to 22,416.26, 30,934.65 and 12,345.01 is: 17,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,416.26 : 30,934.65 = 12,345.01 : x
  2. Step 2: Convert to fraction form
    22,416.26/30,934.65 = 12,345.01/x
  3. Step 3: Cross multiply
    22,416.26x = 30,934.65 × 12,345.01
  4. Step 4: Simplify right side
    22,416.26x = 381,888,532.55
  5. Step 5: Solve for x
    x = 381,888,532.55/22,416.26
  6. Step 6: Final answer
    x = 17,036.23

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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.