Home / 15,746.60-23,625.30-6,987.80

Finding the Fourth Proportional to 15,746.60, 23,625.30 and 6,987.80

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Solution

The fourth proportional to 15,746.60, 23,625.30 and 6,987.80 is: 10,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746.60 : 23,625.30 = 6,987.80 : x
  2. Step 2: Convert to fraction form
    15,746.60/23,625.30 = 6,987.80/x
  3. Step 3: Cross multiply
    15,746.60x = 23,625.30 × 6,987.80
  4. Step 4: Simplify right side
    15,746.60x = 165,088,871.34
  5. Step 5: Solve for x
    x = 165,088,871.34/15,746.60
  6. Step 6: Final answer
    x = 10,484.10

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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.