Home / 34,647.59-51,929.86-13,574.47

Finding the Fourth Proportional to 34,647.59, 51,929.86 and 13,574.47

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Solution

The fourth proportional to 34,647.59, 51,929.86 and 13,574.47 is: 20,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,647.59 : 51,929.86 = 13,574.47 : x
  2. Step 2: Convert to fraction form
    34,647.59/51,929.86 = 13,574.47/x
  3. Step 3: Cross multiply
    34,647.59x = 51,929.86 × 13,574.47
  4. Step 4: Simplify right side
    34,647.59x = 704,920,504.81
  5. Step 5: Solve for x
    x = 704,920,504.81/34,647.59
  6. Step 6: Final answer
    x = 20,345.44

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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.