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Finding the Fourth Proportional to 46,505.59, 64,063.79 and 33,721.20

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Solution

The fourth proportional to 46,505.59, 64,063.79 and 33,721.20 is: 46,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,505.59 : 64,063.79 = 33,721.20 : x
  2. Step 2: Convert to fraction form
    46,505.59/64,063.79 = 33,721.20/x
  3. Step 3: Cross multiply
    46,505.59x = 64,063.79 × 33,721.20
  4. Step 4: Simplify right side
    46,505.59x = 2,160,307,875.35
  5. Step 5: Solve for x
    x = 2,160,307,875.35/46,505.59
  6. Step 6: Final answer
    x = 46,452.65

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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.