Home / 17,853.40-24,639.15-9,897.99

Finding the Fourth Proportional to 17,853.40, 24,639.15 and 9,897.99

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Solution

The fourth proportional to 17,853.40, 24,639.15 and 9,897.99 is: 13,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,853.40 : 24,639.15 = 9,897.99 : x
  2. Step 2: Convert to fraction form
    17,853.40/24,639.15 = 9,897.99/x
  3. Step 3: Cross multiply
    17,853.40x = 24,639.15 × 9,897.99
  4. Step 4: Simplify right side
    17,853.40x = 243,878,060.31
  5. Step 5: Solve for x
    x = 243,878,060.31/17,853.40
  6. Step 6: Final answer
    x = 13,660.03

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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.