Home / 38,574.46-53,220.94-25,140.84

Finding the Fourth Proportional to 38,574.46, 53,220.94 and 25,140.84

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Solution

The fourth proportional to 38,574.46, 53,220.94 and 25,140.84 is: 34,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,574.46 : 53,220.94 = 25,140.84 : x
  2. Step 2: Convert to fraction form
    38,574.46/53,220.94 = 25,140.84/x
  3. Step 3: Cross multiply
    38,574.46x = 53,220.94 × 25,140.84
  4. Step 4: Simplify right side
    38,574.46x = 1,338,019,137.19
  5. Step 5: Solve for x
    x = 1,338,019,137.19/38,574.46
  6. Step 6: Final answer
    x = 34,686.66

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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.