Home / 34,360.76-47,417.04-20,214.51

Finding the Fourth Proportional to 34,360.76, 47,417.04 and 20,214.51

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Solution

The fourth proportional to 34,360.76, 47,417.04 and 20,214.51 is: 27,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,360.76 : 47,417.04 = 20,214.51 : x
  2. Step 2: Convert to fraction form
    34,360.76/47,417.04 = 20,214.51/x
  3. Step 3: Cross multiply
    34,360.76x = 47,417.04 × 20,214.51
  4. Step 4: Simplify right side
    34,360.76x = 958,512,229.25
  5. Step 5: Solve for x
    x = 958,512,229.25/34,360.76
  6. Step 6: Final answer
    x = 27,895.55

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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.