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Finding the Fourth Proportional to 34,590.96, 47,746.80 and 25,635.60

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Solution

The fourth proportional to 34,590.96, 47,746.80 and 25,635.60 is: 35,385.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,590.96 : 47,746.80 = 25,635.60 : x
  2. Step 2: Convert to fraction form
    34,590.96/47,746.80 = 25,635.60/x
  3. Step 3: Cross multiply
    34,590.96x = 47,746.80 × 25,635.60
  4. Step 4: Simplify right side
    34,590.96x = 1,224,017,866.08
  5. Step 5: Solve for x
    x = 1,224,017,866.08/34,590.96
  6. Step 6: Final answer
    x = 35,385.48

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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.