Home / 27,130.70-40,692.15-10,498.58

Finding the Fourth Proportional to 27,130.70, 40,692.15 and 10,498.58

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Solution

The fourth proportional to 27,130.70, 40,692.15 and 10,498.58 is: 15,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.70 : 40,692.15 = 10,498.58 : x
  2. Step 2: Convert to fraction form
    27,130.70/40,692.15 = 10,498.58/x
  3. Step 3: Cross multiply
    27,130.70x = 40,692.15 × 10,498.58
  4. Step 4: Simplify right side
    27,130.70x = 427,209,792.15
  5. Step 5: Solve for x
    x = 427,209,792.15/27,130.70
  6. Step 6: Final answer
    x = 15,746.36

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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.