Home / 22,284.32-30,746.93-13,210.02

Finding the Fourth Proportional to 22,284.32, 30,746.93 and 13,210.02

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Solution

The fourth proportional to 22,284.32, 30,746.93 and 13,210.02 is: 18,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.32 : 30,746.93 = 13,210.02 : x
  2. Step 2: Convert to fraction form
    22,284.32/30,746.93 = 13,210.02/x
  3. Step 3: Cross multiply
    22,284.32x = 30,746.93 × 13,210.02
  4. Step 4: Simplify right side
    22,284.32x = 406,167,494.19
  5. Step 5: Solve for x
    x = 406,167,494.19/22,284.32
  6. Step 6: Final answer
    x = 18,226.61

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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.