Home / 28,532.01-42,781.81-23,880.99

Finding the Fourth Proportional to 28,532.01, 42,781.81 and 23,880.99

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Solution

The fourth proportional to 28,532.01, 42,781.81 and 23,880.99 is: 35,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532.01 : 42,781.81 = 23,880.99 : x
  2. Step 2: Convert to fraction form
    28,532.01/42,781.81 = 23,880.99/x
  3. Step 3: Cross multiply
    28,532.01x = 42,781.81 × 23,880.99
  4. Step 4: Simplify right side
    28,532.01x = 1,021,671,976.79
  5. Step 5: Solve for x
    x = 1,021,671,976.79/28,532.01
  6. Step 6: Final answer
    x = 35,807.92

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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.