Home / 30,899.02-46,356.90-10,122.52

Finding the Fourth Proportional to 30,899.02, 46,356.90 and 10,122.52

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Solution

The fourth proportional to 30,899.02, 46,356.90 and 10,122.52 is: 15,186.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.02 : 46,356.90 = 10,122.52 : x
  2. Step 2: Convert to fraction form
    30,899.02/46,356.90 = 10,122.52/x
  3. Step 3: Cross multiply
    30,899.02x = 46,356.90 × 10,122.52
  4. Step 4: Simplify right side
    30,899.02x = 469,248,647.39
  5. Step 5: Solve for x
    x = 469,248,647.39/30,899.02
  6. Step 6: Final answer
    x = 15,186.52

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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.