Home / 56,534.98-84,820.89-28,440.53

Finding the Fourth Proportional to 56,534.98, 84,820.89 and 28,440.53

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Solution

The fourth proportional to 56,534.98, 84,820.89 and 28,440.53 is: 42,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,534.98 : 84,820.89 = 28,440.53 : x
  2. Step 2: Convert to fraction form
    56,534.98/84,820.89 = 28,440.53/x
  3. Step 3: Cross multiply
    56,534.98x = 84,820.89 × 28,440.53
  4. Step 4: Simplify right side
    56,534.98x = 2,412,351,066.67
  5. Step 5: Solve for x
    x = 2,412,351,066.67/56,534.98
  6. Step 6: Final answer
    x = 42,670.06

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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.