Home / 17,528.80-26,293.20-9,205.60

Finding the Fourth Proportional to 17,528.80, 26,293.20 and 9,205.60

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Solution

The fourth proportional to 17,528.80, 26,293.20 and 9,205.60 is: 13,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,528.80 : 26,293.20 = 9,205.60 : x
  2. Step 2: Convert to fraction form
    17,528.80/26,293.20 = 9,205.60/x
  3. Step 3: Cross multiply
    17,528.80x = 26,293.20 × 9,205.60
  4. Step 4: Simplify right side
    17,528.80x = 242,044,681.92
  5. Step 5: Solve for x
    x = 242,044,681.92/17,528.80
  6. Step 6: Final answer
    x = 13,808.40

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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.