Home / 23,386.39-32,269.66-13,315.25

Finding the Fourth Proportional to 23,386.39, 32,269.66 and 13,315.25

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Solution

The fourth proportional to 23,386.39, 32,269.66 and 13,315.25 is: 18,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,386.39 : 32,269.66 = 13,315.25 : x
  2. Step 2: Convert to fraction form
    23,386.39/32,269.66 = 13,315.25/x
  3. Step 3: Cross multiply
    23,386.39x = 32,269.66 × 13,315.25
  4. Step 4: Simplify right side
    23,386.39x = 429,678,637.70
  5. Step 5: Solve for x
    x = 429,678,637.70/23,386.39
  6. Step 6: Final answer
    x = 18,373.02

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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.