Home / 28,736.02-43,090.15-10,015.62

Finding the Fourth Proportional to 28,736.02, 43,090.15 and 10,015.62

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Solution

The fourth proportional to 28,736.02, 43,090.15 and 10,015.62 is: 15,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736.02 : 43,090.15 = 10,015.62 : x
  2. Step 2: Convert to fraction form
    28,736.02/43,090.15 = 10,015.62/x
  3. Step 3: Cross multiply
    28,736.02x = 43,090.15 × 10,015.62
  4. Step 4: Simplify right side
    28,736.02x = 431,574,302.61
  5. Step 5: Solve for x
    x = 431,574,302.61/28,736.02
  6. Step 6: Final answer
    x = 15,018.58

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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.