Home / 39,394.94-59,091.18-9,812.74

Finding the Fourth Proportional to 39,394.94, 59,091.18 and 9,812.74

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Solution

The fourth proportional to 39,394.94, 59,091.18 and 9,812.74 is: 14,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.94 : 59,091.18 = 9,812.74 : x
  2. Step 2: Convert to fraction form
    39,394.94/59,091.18 = 9,812.74/x
  3. Step 3: Cross multiply
    39,394.94x = 59,091.18 × 9,812.74
  4. Step 4: Simplify right side
    39,394.94x = 579,846,385.63
  5. Step 5: Solve for x
    x = 579,846,385.63/39,394.94
  6. Step 6: Final answer
    x = 14,718.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.