Home / 34,360.32-47,420.13-19,252.71

Finding the Fourth Proportional to 34,360.32, 47,420.13 and 19,252.71

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Solution

The fourth proportional to 34,360.32, 47,420.13 and 19,252.71 is: 26,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,360.32 : 47,420.13 = 19,252.71 : x
  2. Step 2: Convert to fraction form
    34,360.32/47,420.13 = 19,252.71/x
  3. Step 3: Cross multiply
    34,360.32x = 47,420.13 × 19,252.71
  4. Step 4: Simplify right side
    34,360.32x = 912,966,011.05
  5. Step 5: Solve for x
    x = 912,966,011.05/34,360.32
  6. Step 6: Final answer
    x = 26,570.36

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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.