Home / 31,374.19-47,047.47-14,738.95

Finding the Fourth Proportional to 31,374.19, 47,047.47 and 14,738.95

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Solution

The fourth proportional to 31,374.19, 47,047.47 and 14,738.95 is: 22,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374.19 : 47,047.47 = 14,738.95 : x
  2. Step 2: Convert to fraction form
    31,374.19/47,047.47 = 14,738.95/x
  3. Step 3: Cross multiply
    31,374.19x = 47,047.47 × 14,738.95
  4. Step 4: Simplify right side
    31,374.19x = 693,430,307.96
  5. Step 5: Solve for x
    x = 693,430,307.96/31,374.19
  6. Step 6: Final answer
    x = 22,101.93

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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.