Home / 45,130.71-62,277.90-26,981.79

Finding the Fourth Proportional to 45,130.71, 62,277.90 and 26,981.79

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Solution

The fourth proportional to 45,130.71, 62,277.90 and 26,981.79 is: 37,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,130.71 : 62,277.90 = 26,981.79 : x
  2. Step 2: Convert to fraction form
    45,130.71/62,277.90 = 26,981.79/x
  3. Step 3: Cross multiply
    45,130.71x = 62,277.90 × 26,981.79
  4. Step 4: Simplify right side
    45,130.71x = 1,680,369,219.44
  5. Step 5: Solve for x
    x = 1,680,369,219.44/45,130.71
  6. Step 6: Final answer
    x = 37,233.39

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1.5x scale

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.