Home / 34,741.80-47,943.70-18,826.18

Finding the Fourth Proportional to 34,741.80, 47,943.70 and 18,826.18

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Solution

The fourth proportional to 34,741.80, 47,943.70 and 18,826.18 is: 25,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,741.80 : 47,943.70 = 18,826.18 : x
  2. Step 2: Convert to fraction form
    34,741.80/47,943.70 = 18,826.18/x
  3. Step 3: Cross multiply
    34,741.80x = 47,943.70 × 18,826.18
  4. Step 4: Simplify right side
    34,741.80x = 902,596,559.14
  5. Step 5: Solve for x
    x = 902,596,559.14/34,741.80
  6. Step 6: Final answer
    x = 25,980.13

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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.