Home / 19,189.61-26,483.60-10,693.12

Finding the Fourth Proportional to 19,189.61, 26,483.60 and 10,693.12

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Solution

The fourth proportional to 19,189.61, 26,483.60 and 10,693.12 is: 14,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.61 : 26,483.60 = 10,693.12 : x
  2. Step 2: Convert to fraction form
    19,189.61/26,483.60 = 10,693.12/x
  3. Step 3: Cross multiply
    19,189.61x = 26,483.60 × 10,693.12
  4. Step 4: Simplify right side
    19,189.61x = 283,192,312.83
  5. Step 5: Solve for x
    x = 283,192,312.83/19,189.61
  6. Step 6: Final answer
    x = 14,757.59

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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.