Home / 17,465.48-24,108-12,987.80

Finding the Fourth Proportional to 17,465.48, 24,108 and 12,987.80

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Solution

The fourth proportional to 17,465.48, 24,108 and 12,987.80 is: 17,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,465.48 : 24,108 = 12,987.80 : x
  2. Step 2: Convert to fraction form
    17,465.48/24,108 = 12,987.80/x
  3. Step 3: Cross multiply
    17,465.48x = 24,108 × 12,987.80
  4. Step 4: Simplify right side
    17,465.48x = 313,109,882.40
  5. Step 5: Solve for x
    x = 313,109,882.40/17,465.48
  6. Step 6: Final answer
    x = 17,927.36

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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.