Home / 39,085.09-58,344.63-34,355.91

Finding the Fourth Proportional to 39,085.09, 58,344.63 and 34,355.91

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Solution

The fourth proportional to 39,085.09, 58,344.63 and 34,355.91 is: 51,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085.09 : 58,344.63 = 34,355.91 : x
  2. Step 2: Convert to fraction form
    39,085.09/58,344.63 = 34,355.91/x
  3. Step 3: Cross multiply
    39,085.09x = 58,344.63 × 34,355.91
  4. Step 4: Simplify right side
    39,085.09x = 2,004,482,857.26
  5. Step 5: Solve for x
    x = 2,004,482,857.26/39,085.09
  6. Step 6: Final answer
    x = 51,285.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.