Home / 39,116.47-58,678.16-11,036.77

Finding the Fourth Proportional to 39,116.47, 58,678.16 and 11,036.77

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Solution

The fourth proportional to 39,116.47, 58,678.16 and 11,036.77 is: 16,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,116.47 : 58,678.16 = 11,036.77 : x
  2. Step 2: Convert to fraction form
    39,116.47/58,678.16 = 11,036.77/x
  3. Step 3: Cross multiply
    39,116.47x = 58,678.16 × 11,036.77
  4. Step 4: Simplify right side
    39,116.47x = 647,617,300.76
  5. Step 5: Solve for x
    x = 647,617,300.76/39,116.47
  6. Step 6: Final answer
    x = 16,556.13

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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.