Home / 39,385.05-59,077.26-9,802.69

Finding the Fourth Proportional to 39,385.05, 59,077.26 and 9,802.69

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Solution

The fourth proportional to 39,385.05, 59,077.26 and 9,802.69 is: 14,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.05 : 59,077.26 = 9,802.69 : x
  2. Step 2: Convert to fraction form
    39,385.05/59,077.26 = 9,802.69/x
  3. Step 3: Cross multiply
    39,385.05x = 59,077.26 × 9,802.69
  4. Step 4: Simplify right side
    39,385.05x = 579,115,918.14
  5. Step 5: Solve for x
    x = 579,115,918.14/39,385.05
  6. Step 6: Final answer
    x = 14,703.95

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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.