Home / 19,699.47-29,557.98-10,337.31

Finding the Fourth Proportional to 19,699.47, 29,557.98 and 10,337.31

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Solution

The fourth proportional to 19,699.47, 29,557.98 and 10,337.31 is: 15,510.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.47 : 29,557.98 = 10,337.31 : x
  2. Step 2: Convert to fraction form
    19,699.47/29,557.98 = 10,337.31/x
  3. Step 3: Cross multiply
    19,699.47x = 29,557.98 × 10,337.31
  4. Step 4: Simplify right side
    19,699.47x = 305,550,002.23
  5. Step 5: Solve for x
    x = 305,550,002.23/19,699.47
  6. Step 6: Final answer
    x = 15,510.57

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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.