Home / 31,648.41-47,428.83-26,943.93

Finding the Fourth Proportional to 31,648.41, 47,428.83 and 26,943.93

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Solution

The fourth proportional to 31,648.41, 47,428.83 and 26,943.93 is: 40,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,648.41 : 47,428.83 = 26,943.93 : x
  2. Step 2: Convert to fraction form
    31,648.41/47,428.83 = 26,943.93/x
  3. Step 3: Cross multiply
    31,648.41x = 47,428.83 × 26,943.93
  4. Step 4: Simplify right side
    31,648.41x = 1,277,919,075.50
  5. Step 5: Solve for x
    x = 1,277,919,075.50/31,648.41
  6. Step 6: Final answer
    x = 40,378.62

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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.