Home / 28,000.70-41,903.85-25,667.90

Finding the Fourth Proportional to 28,000.70, 41,903.85 and 25,667.90

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Solution

The fourth proportional to 28,000.70, 41,903.85 and 25,667.90 is: 38,412.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.70 : 41,903.85 = 25,667.90 : x
  2. Step 2: Convert to fraction form
    28,000.70/41,903.85 = 25,667.90/x
  3. Step 3: Cross multiply
    28,000.70x = 41,903.85 × 25,667.90
  4. Step 4: Simplify right side
    28,000.70x = 1,075,583,831.42
  5. Step 5: Solve for x
    x = 1,075,583,831.42/28,000.70
  6. Step 6: Final answer
    x = 38,412.75

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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.