Home / 56,492.48-77,956.98-30,998.27

Finding the Fourth Proportional to 56,492.48, 77,956.98 and 30,998.27

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Solution

The fourth proportional to 56,492.48, 77,956.98 and 30,998.27 is: 42,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,492.48 : 77,956.98 = 30,998.27 : x
  2. Step 2: Convert to fraction form
    56,492.48/77,956.98 = 30,998.27/x
  3. Step 3: Cross multiply
    56,492.48x = 77,956.98 × 30,998.27
  4. Step 4: Simplify right side
    56,492.48x = 2,416,531,514.42
  5. Step 5: Solve for x
    x = 2,416,531,514.42/56,492.48
  6. Step 6: Final answer
    x = 42,776.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.