Home / 27,948.58-38,574.51-16,019.90

Finding the Fourth Proportional to 27,948.58, 38,574.51 and 16,019.90

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Solution

The fourth proportional to 27,948.58, 38,574.51 and 16,019.90 is: 22,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.58 : 38,574.51 = 16,019.90 : x
  2. Step 2: Convert to fraction form
    27,948.58/38,574.51 = 16,019.90/x
  3. Step 3: Cross multiply
    27,948.58x = 38,574.51 × 16,019.90
  4. Step 4: Simplify right side
    27,948.58x = 617,959,792.75
  5. Step 5: Solve for x
    x = 617,959,792.75/27,948.58
  6. Step 6: Final answer
    x = 22,110.60

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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.