Home / 17,904.34-24,714.65-15,376.30

Finding the Fourth Proportional to 17,904.34, 24,714.65 and 15,376.30

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Solution

The fourth proportional to 17,904.34, 24,714.65 and 15,376.30 is: 21,225.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.34 : 24,714.65 = 15,376.30 : x
  2. Step 2: Convert to fraction form
    17,904.34/24,714.65 = 15,376.30/x
  3. Step 3: Cross multiply
    17,904.34x = 24,714.65 × 15,376.30
  4. Step 4: Simplify right side
    17,904.34x = 380,019,872.80
  5. Step 5: Solve for x
    x = 380,019,872.80/17,904.34
  6. Step 6: Final answer
    x = 21,225.01

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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.