Home / 19,552.76-26,972.91-12,370.63

Finding the Fourth Proportional to 19,552.76, 26,972.91 and 12,370.63

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Solution

The fourth proportional to 19,552.76, 26,972.91 and 12,370.63 is: 17,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.76 : 26,972.91 = 12,370.63 : x
  2. Step 2: Convert to fraction form
    19,552.76/26,972.91 = 12,370.63/x
  3. Step 3: Cross multiply
    19,552.76x = 26,972.91 × 12,370.63
  4. Step 4: Simplify right side
    19,552.76x = 333,671,822.20
  5. Step 5: Solve for x
    x = 333,671,822.20/19,552.76
  6. Step 6: Final answer
    x = 17,065.20

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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.