Home / 17,772.07-26,658.10-5,460.07

Finding the Fourth Proportional to 17,772.07, 26,658.10 and 5,460.07

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Solution

The fourth proportional to 17,772.07, 26,658.10 and 5,460.07 is: 8,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772.07 : 26,658.10 = 5,460.07 : x
  2. Step 2: Convert to fraction form
    17,772.07/26,658.10 = 5,460.07/x
  3. Step 3: Cross multiply
    17,772.07x = 26,658.10 × 5,460.07
  4. Step 4: Simplify right side
    17,772.07x = 145,554,931.48
  5. Step 5: Solve for x
    x = 145,554,931.48/17,772.07
  6. Step 6: Final answer
    x = 8,190.10

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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.