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Finding the Fourth Proportional to 46,866.74, 64,677.82 and 26,720.38

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Solution

The fourth proportional to 46,866.74, 64,677.82 and 26,720.38 is: 36,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,866.74 : 64,677.82 = 26,720.38 : x
  2. Step 2: Convert to fraction form
    46,866.74/64,677.82 = 26,720.38/x
  3. Step 3: Cross multiply
    46,866.74x = 64,677.82 × 26,720.38
  4. Step 4: Simplify right side
    46,866.74x = 1,728,215,927.97
  5. Step 5: Solve for x
    x = 1,728,215,927.97/46,866.74
  6. Step 6: Final answer
    x = 36,875.10

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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.