Home / 15,152.78-22,698.93-12,038.06

Finding the Fourth Proportional to 15,152.78, 22,698.93 and 12,038.06

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Solution

The fourth proportional to 15,152.78, 22,698.93 and 12,038.06 is: 18,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.78 : 22,698.93 = 12,038.06 : x
  2. Step 2: Convert to fraction form
    15,152.78/22,698.93 = 12,038.06/x
  3. Step 3: Cross multiply
    15,152.78x = 22,698.93 × 12,038.06
  4. Step 4: Simplify right side
    15,152.78x = 273,251,081.28
  5. Step 5: Solve for x
    x = 273,251,081.28/15,152.78
  6. Step 6: Final answer
    x = 18,033.07

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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.