Home / 16,657.48-22,987.26-9,103.80

Finding the Fourth Proportional to 16,657.48, 22,987.26 and 9,103.80

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Solution

The fourth proportional to 16,657.48, 22,987.26 and 9,103.80 is: 12,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.48 : 22,987.26 = 9,103.80 : x
  2. Step 2: Convert to fraction form
    16,657.48/22,987.26 = 9,103.80/x
  3. Step 3: Cross multiply
    16,657.48x = 22,987.26 × 9,103.80
  4. Step 4: Simplify right side
    16,657.48x = 209,271,529.39
  5. Step 5: Solve for x
    x = 209,271,529.39/16,657.48
  6. Step 6: Final answer
    x = 12,563.22

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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.