Home / 15,714.84-23,615.46-14,687.40

Finding the Fourth Proportional to 15,714.84, 23,615.46 and 14,687.40

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Solution

The fourth proportional to 15,714.84, 23,615.46 and 14,687.40 is: 22,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,714.84 : 23,615.46 = 14,687.40 : x
  2. Step 2: Convert to fraction form
    15,714.84/23,615.46 = 14,687.40/x
  3. Step 3: Cross multiply
    15,714.84x = 23,615.46 × 14,687.40
  4. Step 4: Simplify right side
    15,714.84x = 346,849,707.20
  5. Step 5: Solve for x
    x = 346,849,707.20/15,714.84
  6. Step 6: Final answer
    x = 22,071.48

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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.