Home / 47,736.80-65,875.80-26,515.60

Finding the Fourth Proportional to 47,736.80, 65,875.80 and 26,515.60

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Solution

The fourth proportional to 47,736.80, 65,875.80 and 26,515.60 is: 36,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,736.80 : 65,875.80 = 26,515.60 : x
  2. Step 2: Convert to fraction form
    47,736.80/65,875.80 = 26,515.60/x
  3. Step 3: Cross multiply
    47,736.80x = 65,875.80 × 26,515.60
  4. Step 4: Simplify right side
    47,736.80x = 1,746,736,362.48
  5. Step 5: Solve for x
    x = 1,746,736,362.48/47,736.80
  6. Step 6: Final answer
    x = 36,590.98

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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.