Home / 15,663.68-23,499.47-4,570.43

Finding the Fourth Proportional to 15,663.68, 23,499.47 and 4,570.43

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Solution

The fourth proportional to 15,663.68, 23,499.47 and 4,570.43 is: 6,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663.68 : 23,499.47 = 4,570.43 : x
  2. Step 2: Convert to fraction form
    15,663.68/23,499.47 = 4,570.43/x
  3. Step 3: Cross multiply
    15,663.68x = 23,499.47 × 4,570.43
  4. Step 4: Simplify right side
    15,663.68x = 107,402,550.89
  5. Step 5: Solve for x
    x = 107,402,550.89/15,663.68
  6. Step 6: Final answer
    x = 6,856.79

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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.