Home / 34,831.61-48,068.40-19,519.29

Finding the Fourth Proportional to 34,831.61, 48,068.40 and 19,519.29

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Solution

The fourth proportional to 34,831.61, 48,068.40 and 19,519.29 is: 26,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,831.61 : 48,068.40 = 19,519.29 : x
  2. Step 2: Convert to fraction form
    34,831.61/48,068.40 = 19,519.29/x
  3. Step 3: Cross multiply
    34,831.61x = 48,068.40 × 19,519.29
  4. Step 4: Simplify right side
    34,831.61x = 938,261,039.44
  5. Step 5: Solve for x
    x = 938,261,039.44/34,831.61
  6. Step 6: Final answer
    x = 26,937.06

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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.