Home / 14,058.28-21,090.30-4,697.20

Finding the Fourth Proportional to 14,058.28, 21,090.30 and 4,697.20

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Solution

The fourth proportional to 14,058.28, 21,090.30 and 4,697.20 is: 7,046.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.28 : 21,090.30 = 4,697.20 : x
  2. Step 2: Convert to fraction form
    14,058.28/21,090.30 = 4,697.20/x
  3. Step 3: Cross multiply
    14,058.28x = 21,090.30 × 4,697.20
  4. Step 4: Simplify right side
    14,058.28x = 99,065,357.16
  5. Step 5: Solve for x
    x = 99,065,357.16/14,058.28
  6. Step 6: Final answer
    x = 7,046.76

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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.