Home / 34,648.64-47,815.48-18,733.40

Finding the Fourth Proportional to 34,648.64, 47,815.48 and 18,733.40

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Solution

The fourth proportional to 34,648.64, 47,815.48 and 18,733.40 is: 25,852.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,648.64 : 47,815.48 = 18,733.40 : x
  2. Step 2: Convert to fraction form
    34,648.64/47,815.48 = 18,733.40/x
  3. Step 3: Cross multiply
    34,648.64x = 47,815.48 × 18,733.40
  4. Step 4: Simplify right side
    34,648.64x = 895,746,513.03
  5. Step 5: Solve for x
    x = 895,746,513.03/34,648.64
  6. Step 6: Final answer
    x = 25,852.28

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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.