Home / 45,631.22-62,970.93-26,513.78

Finding the Fourth Proportional to 45,631.22, 62,970.93 and 26,513.78

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Solution

The fourth proportional to 45,631.22, 62,970.93 and 26,513.78 is: 36,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.22 : 62,970.93 = 26,513.78 : x
  2. Step 2: Convert to fraction form
    45,631.22/62,970.93 = 26,513.78/x
  3. Step 3: Cross multiply
    45,631.22x = 62,970.93 × 26,513.78
  4. Step 4: Simplify right side
    45,631.22x = 1,669,597,384.42
  5. Step 5: Solve for x
    x = 1,669,597,384.42/45,631.22
  6. Step 6: Final answer
    x = 36,588.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.