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Finding the Fourth Proportional to 46,705.10, 70,009.05 and 25,612.70

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Solution

The fourth proportional to 46,705.10, 70,009.05 and 25,612.70 is: 38,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,705.10 : 70,009.05 = 25,612.70 : x
  2. Step 2: Convert to fraction form
    46,705.10/70,009.05 = 25,612.70/x
  3. Step 3: Cross multiply
    46,705.10x = 70,009.05 × 25,612.70
  4. Step 4: Simplify right side
    46,705.10x = 1,793,120,794.94
  5. Step 5: Solve for x
    x = 1,793,120,794.94/46,705.10
  6. Step 6: Final answer
    x = 38,392.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.