Home / 49,436.01-74,121.08-25,685.19

Finding the Fourth Proportional to 49,436.01, 74,121.08 and 25,685.19

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Solution

The fourth proportional to 49,436.01, 74,121.08 and 25,685.19 is: 38,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,436.01 : 74,121.08 = 25,685.19 : x
  2. Step 2: Convert to fraction form
    49,436.01/74,121.08 = 25,685.19/x
  3. Step 3: Cross multiply
    49,436.01x = 74,121.08 × 25,685.19
  4. Step 4: Simplify right side
    49,436.01x = 1,903,813,894.38
  5. Step 5: Solve for x
    x = 1,903,813,894.38/49,436.01
  6. Step 6: Final answer
    x = 38,510.67

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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.