Home / 19,692.69-27,176.56-10,740.68

Finding the Fourth Proportional to 19,692.69, 27,176.56 and 10,740.68

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Solution

The fourth proportional to 19,692.69, 27,176.56 and 10,740.68 is: 14,822.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.69 : 27,176.56 = 10,740.68 : x
  2. Step 2: Convert to fraction form
    19,692.69/27,176.56 = 10,740.68/x
  3. Step 3: Cross multiply
    19,692.69x = 27,176.56 × 10,740.68
  4. Step 4: Simplify right side
    19,692.69x = 291,894,886.92
  5. Step 5: Solve for x
    x = 291,894,886.92/19,692.69
  6. Step 6: Final answer
    x = 14,822.50

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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.