Home / 39,345.77-59,034.83-28,869.23

Finding the Fourth Proportional to 39,345.77, 59,034.83 and 28,869.23

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Solution

The fourth proportional to 39,345.77, 59,034.83 and 28,869.23 is: 43,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345.77 : 59,034.83 = 28,869.23 : x
  2. Step 2: Convert to fraction form
    39,345.77/59,034.83 = 28,869.23/x
  3. Step 3: Cross multiply
    39,345.77x = 59,034.83 × 28,869.23
  4. Step 4: Simplify right side
    39,345.77x = 1,704,290,088.52
  5. Step 5: Solve for x
    x = 1,704,290,088.52/39,345.77
  6. Step 6: Final answer
    x = 43,315.71

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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.