Home / 28,036.01-42,056.44-10,271.49

Finding the Fourth Proportional to 28,036.01, 42,056.44 and 10,271.49

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Solution

The fourth proportional to 28,036.01, 42,056.44 and 10,271.49 is: 15,408.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,036.01 : 42,056.44 = 10,271.49 : x
  2. Step 2: Convert to fraction form
    28,036.01/42,056.44 = 10,271.49/x
  3. Step 3: Cross multiply
    28,036.01x = 42,056.44 × 10,271.49
  4. Step 4: Simplify right side
    28,036.01x = 431,982,277.22
  5. Step 5: Solve for x
    x = 431,982,277.22/28,036.01
  6. Step 6: Final answer
    x = 15,408.13

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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.