Home / 31,374.09-47,060.06-14,724.81

Finding the Fourth Proportional to 31,374.09, 47,060.06 and 14,724.81

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Solution

The fourth proportional to 31,374.09, 47,060.06 and 14,724.81 is: 22,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374.09 : 47,060.06 = 14,724.81 : x
  2. Step 2: Convert to fraction form
    31,374.09/47,060.06 = 14,724.81/x
  3. Step 3: Cross multiply
    31,374.09x = 47,060.06 × 14,724.81
  4. Step 4: Simplify right side
    31,374.09x = 692,950,368.46
  5. Step 5: Solve for x
    x = 692,950,368.46/31,374.09
  6. Step 6: Final answer
    x = 22,086.71

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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.