Home / 22,925.35-31,643.69-14,968.79

Finding the Fourth Proportional to 22,925.35, 31,643.69 and 14,968.79

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Solution

The fourth proportional to 22,925.35, 31,643.69 and 14,968.79 is: 20,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,925.35 : 31,643.69 = 14,968.79 : x
  2. Step 2: Convert to fraction form
    22,925.35/31,643.69 = 14,968.79/x
  3. Step 3: Cross multiply
    22,925.35x = 31,643.69 × 14,968.79
  4. Step 4: Simplify right side
    22,925.35x = 473,667,750.44
  5. Step 5: Solve for x
    x = 473,667,750.44/22,925.35
  6. Step 6: Final answer
    x = 20,661.31

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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.