Home / 35,831.81-49,447.88-19,916.27

Finding the Fourth Proportional to 35,831.81, 49,447.88 and 19,916.27

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Solution

The fourth proportional to 35,831.81, 49,447.88 and 19,916.27 is: 27,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,831.81 : 49,447.88 = 19,916.27 : x
  2. Step 2: Convert to fraction form
    35,831.81/49,447.88 = 19,916.27/x
  3. Step 3: Cross multiply
    35,831.81x = 49,447.88 × 19,916.27
  4. Step 4: Simplify right side
    35,831.81x = 984,817,329.01
  5. Step 5: Solve for x
    x = 984,817,329.01/35,831.81
  6. Step 6: Final answer
    x = 27,484.44

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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.