Home / 35,386.09-48,831.59-19,469.05

Finding the Fourth Proportional to 35,386.09, 48,831.59 and 19,469.05

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Solution

The fourth proportional to 35,386.09, 48,831.59 and 19,469.05 is: 26,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,386.09 : 48,831.59 = 19,469.05 : x
  2. Step 2: Convert to fraction form
    35,386.09/48,831.59 = 19,469.05/x
  3. Step 3: Cross multiply
    35,386.09x = 48,831.59 × 19,469.05
  4. Step 4: Simplify right side
    35,386.09x = 950,704,569.94
  5. Step 5: Solve for x
    x = 950,704,569.94/35,386.09
  6. Step 6: Final answer
    x = 26,866.62

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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.