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Finding the Fourth Proportional to 46,842.50, 64,641.95 and 27,975.98

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Solution

The fourth proportional to 46,842.50, 64,641.95 and 27,975.98 is: 38,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,842.50 : 64,641.95 = 27,975.98 : x
  2. Step 2: Convert to fraction form
    46,842.50/64,641.95 = 27,975.98/x
  3. Step 3: Cross multiply
    46,842.50x = 64,641.95 × 27,975.98
  4. Step 4: Simplify right side
    46,842.50x = 1,808,422,027.00
  5. Step 5: Solve for x
    x = 1,808,422,027.00/46,842.50
  6. Step 6: Final answer
    x = 38,606.43

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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.