Home / 28,058.16-42,089.48-16,372.56

Finding the Fourth Proportional to 28,058.16, 42,089.48 and 16,372.56

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Solution

The fourth proportional to 28,058.16, 42,089.48 and 16,372.56 is: 24,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058.16 : 42,089.48 = 16,372.56 : x
  2. Step 2: Convert to fraction form
    28,058.16/42,089.48 = 16,372.56/x
  3. Step 3: Cross multiply
    28,058.16x = 42,089.48 × 16,372.56
  4. Step 4: Simplify right side
    28,058.16x = 689,112,536.67
  5. Step 5: Solve for x
    x = 689,112,536.67/28,058.16
  6. Step 6: Final answer
    x = 24,560.15

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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.