Home / 42,623.28-63,953.34-22,878.75

Finding the Fourth Proportional to 42,623.28, 63,953.34 and 22,878.75

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Solution

The fourth proportional to 42,623.28, 63,953.34 and 22,878.75 is: 34,328.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623.28 : 63,953.34 = 22,878.75 : x
  2. Step 2: Convert to fraction form
    42,623.28/63,953.34 = 22,878.75/x
  3. Step 3: Cross multiply
    42,623.28x = 63,953.34 × 22,878.75
  4. Step 4: Simplify right side
    42,623.28x = 1,463,172,477.53
  5. Step 5: Solve for x
    x = 1,463,172,477.53/42,623.28
  6. Step 6: Final answer
    x = 34,328.01

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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.