Home / 42,964.72-64,431.70-14,877.23

Finding the Fourth Proportional to 42,964.72, 64,431.70 and 14,877.23

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Solution

The fourth proportional to 42,964.72, 64,431.70 and 14,877.23 is: 22,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,964.72 : 64,431.70 = 14,877.23 : x
  2. Step 2: Convert to fraction form
    42,964.72/64,431.70 = 14,877.23/x
  3. Step 3: Cross multiply
    42,964.72x = 64,431.70 × 14,877.23
  4. Step 4: Simplify right side
    42,964.72x = 958,565,220.19
  5. Step 5: Solve for x
    x = 958,565,220.19/42,964.72
  6. Step 6: Final answer
    x = 22,310.52

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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.