Home / 34,938.71-48,212.98-19,831.67

Finding the Fourth Proportional to 34,938.71, 48,212.98 and 19,831.67

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Solution

The fourth proportional to 34,938.71, 48,212.98 and 19,831.67 is: 27,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,938.71 : 48,212.98 = 19,831.67 : x
  2. Step 2: Convert to fraction form
    34,938.71/48,212.98 = 19,831.67/x
  3. Step 3: Cross multiply
    34,938.71x = 48,212.98 × 19,831.67
  4. Step 4: Simplify right side
    34,938.71x = 956,143,909.08
  5. Step 5: Solve for x
    x = 956,143,909.08/34,938.71
  6. Step 6: Final answer
    x = 27,366.32

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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.