Home / 35,353.57-48,780.93-19,831.69

Finding the Fourth Proportional to 35,353.57, 48,780.93 and 19,831.69

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Solution

The fourth proportional to 35,353.57, 48,780.93 and 19,831.69 is: 27,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353.57 : 48,780.93 = 19,831.69 : x
  2. Step 2: Convert to fraction form
    35,353.57/48,780.93 = 19,831.69/x
  3. Step 3: Cross multiply
    35,353.57x = 48,780.93 × 19,831.69
  4. Step 4: Simplify right side
    35,353.57x = 967,407,938.61
  5. Step 5: Solve for x
    x = 967,407,938.61/35,353.57
  6. Step 6: Final answer
    x = 27,363.80

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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.