Home / 34,539.17-47,661.32-19,428.83

Finding the Fourth Proportional to 34,539.17, 47,661.32 and 19,428.83

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Solution

The fourth proportional to 34,539.17, 47,661.32 and 19,428.83 is: 26,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,539.17 : 47,661.32 = 19,428.83 : x
  2. Step 2: Convert to fraction form
    34,539.17/47,661.32 = 19,428.83/x
  3. Step 3: Cross multiply
    34,539.17x = 47,661.32 × 19,428.83
  4. Step 4: Simplify right side
    34,539.17x = 926,003,348.40
  5. Step 5: Solve for x
    x = 926,003,348.40/34,539.17
  6. Step 6: Final answer
    x = 26,810.24

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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.