Home / 35,352.25-53,022.60-10,389.47

Finding the Fourth Proportional to 35,352.25, 53,022.60 and 10,389.47

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Solution

The fourth proportional to 35,352.25, 53,022.60 and 10,389.47 is: 15,582.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,352.25 : 53,022.60 = 10,389.47 : x
  2. Step 2: Convert to fraction form
    35,352.25/53,022.60 = 10,389.47/x
  3. Step 3: Cross multiply
    35,352.25x = 53,022.60 × 10,389.47
  4. Step 4: Simplify right side
    35,352.25x = 550,876,446.91
  5. Step 5: Solve for x
    x = 550,876,446.91/35,352.25
  6. Step 6: Final answer
    x = 15,582.50

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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.