Home / 39,778.15-59,693.18-14,838.15

Finding the Fourth Proportional to 39,778.15, 59,693.18 and 14,838.15

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Solution

The fourth proportional to 39,778.15, 59,693.18 and 14,838.15 is: 22,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,778.15 : 59,693.18 = 14,838.15 : x
  2. Step 2: Convert to fraction form
    39,778.15/59,693.18 = 14,838.15/x
  3. Step 3: Cross multiply
    39,778.15x = 59,693.18 × 14,838.15
  4. Step 4: Simplify right side
    39,778.15x = 885,736,358.82
  5. Step 5: Solve for x
    x = 885,736,358.82/39,778.15
  6. Step 6: Final answer
    x = 22,266.91

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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.