Home / 15,594.04-21,522.40-8,878.74

Finding the Fourth Proportional to 15,594.04, 21,522.40 and 8,878.74

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Solution

The fourth proportional to 15,594.04, 21,522.40 and 8,878.74 is: 12,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.04 : 21,522.40 = 8,878.74 : x
  2. Step 2: Convert to fraction form
    15,594.04/21,522.40 = 8,878.74/x
  3. Step 3: Cross multiply
    15,594.04x = 21,522.40 × 8,878.74
  4. Step 4: Simplify right side
    15,594.04x = 191,091,793.78
  5. Step 5: Solve for x
    x = 191,091,793.78/15,594.04
  6. Step 6: Final answer
    x = 12,254.16

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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.