Home / 18,547.47-25,630.44-14,062.90

Finding the Fourth Proportional to 18,547.47, 25,630.44 and 14,062.90

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Solution

The fourth proportional to 18,547.47, 25,630.44 and 14,062.90 is: 19,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.47 : 25,630.44 = 14,062.90 : x
  2. Step 2: Convert to fraction form
    18,547.47/25,630.44 = 14,062.90/x
  3. Step 3: Cross multiply
    18,547.47x = 25,630.44 × 14,062.90
  4. Step 4: Simplify right side
    18,547.47x = 360,438,314.68
  5. Step 5: Solve for x
    x = 360,438,314.68/18,547.47
  6. Step 6: Final answer
    x = 19,433.29

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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.