Home / 15,476.06-23,218.72-6,117.40

Finding the Fourth Proportional to 15,476.06, 23,218.72 and 6,117.40

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Solution

The fourth proportional to 15,476.06, 23,218.72 and 6,117.40 is: 9,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.06 : 23,218.72 = 6,117.40 : x
  2. Step 2: Convert to fraction form
    15,476.06/23,218.72 = 6,117.40/x
  3. Step 3: Cross multiply
    15,476.06x = 23,218.72 × 6,117.40
  4. Step 4: Simplify right side
    15,476.06x = 142,038,197.73
  5. Step 5: Solve for x
    x = 142,038,197.73/15,476.06
  6. Step 6: Final answer
    x = 9,177.93

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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.