Home / 21,050.04-31,594.92-15,486.36

Finding the Fourth Proportional to 21,050.04, 31,594.92 and 15,486.36

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Solution

The fourth proportional to 21,050.04, 31,594.92 and 15,486.36 is: 23,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050.04 : 31,594.92 = 15,486.36 : x
  2. Step 2: Convert to fraction form
    21,050.04/31,594.92 = 15,486.36/x
  3. Step 3: Cross multiply
    21,050.04x = 31,594.92 × 15,486.36
  4. Step 4: Simplify right side
    21,050.04x = 489,290,305.29
  5. Step 5: Solve for x
    x = 489,290,305.29/21,050.04
  6. Step 6: Final answer
    x = 23,244.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.