Home / 19,188.61-26,482.22-10,692.12

Finding the Fourth Proportional to 19,188.61, 26,482.22 and 10,692.12

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Solution

The fourth proportional to 19,188.61, 26,482.22 and 10,692.12 is: 14,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.61 : 26,482.22 = 10,692.12 : x
  2. Step 2: Convert to fraction form
    19,188.61/26,482.22 = 10,692.12/x
  3. Step 3: Cross multiply
    19,188.61x = 26,482.22 × 10,692.12
  4. Step 4: Simplify right side
    19,188.61x = 283,151,071.23
  5. Step 5: Solve for x
    x = 283,151,071.23/19,188.61
  6. Step 6: Final answer
    x = 14,756.20

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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.