Home / 23,820.39-32,869.08-13,210.02

Finding the Fourth Proportional to 23,820.39, 32,869.08 and 13,210.02

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Solution

The fourth proportional to 23,820.39, 32,869.08 and 13,210.02 is: 18,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.39 : 32,869.08 = 13,210.02 : x
  2. Step 2: Convert to fraction form
    23,820.39/32,869.08 = 13,210.02/x
  3. Step 3: Cross multiply
    23,820.39x = 32,869.08 × 13,210.02
  4. Step 4: Simplify right side
    23,820.39x = 434,201,204.18
  5. Step 5: Solve for x
    x = 434,201,204.18/23,820.39
  6. Step 6: Final answer
    x = 18,228.13

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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.