Home / 34,746.64-47,950.16-18,831.08

Finding the Fourth Proportional to 34,746.64, 47,950.16 and 18,831.08

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Solution

The fourth proportional to 34,746.64, 47,950.16 and 18,831.08 is: 25,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.64 : 47,950.16 = 18,831.08 : x
  2. Step 2: Convert to fraction form
    34,746.64/47,950.16 = 18,831.08/x
  3. Step 3: Cross multiply
    34,746.64x = 47,950.16 × 18,831.08
  4. Step 4: Simplify right side
    34,746.64x = 902,953,298.97
  5. Step 5: Solve for x
    x = 902,953,298.97/34,746.64
  6. Step 6: Final answer
    x = 25,986.78

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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.