Home / 15,312.75-22,969.13-4,924.50

Finding the Fourth Proportional to 15,312.75, 22,969.13 and 4,924.50

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Solution

The fourth proportional to 15,312.75, 22,969.13 and 4,924.50 is: 7,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,312.75 : 22,969.13 = 4,924.50 : x
  2. Step 2: Convert to fraction form
    15,312.75/22,969.13 = 4,924.50/x
  3. Step 3: Cross multiply
    15,312.75x = 22,969.13 × 4,924.50
  4. Step 4: Simplify right side
    15,312.75x = 113,111,456.06
  5. Step 5: Solve for x
    x = 113,111,456.06/15,312.75
  6. Step 6: Final answer
    x = 7,386.75

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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.