Home / 56,341.44-77,752.38-30,848.88

Finding the Fourth Proportional to 56,341.44, 77,752.38 and 30,848.88

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Solution

The fourth proportional to 56,341.44, 77,752.38 and 30,848.88 is: 42,572.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,341.44 : 77,752.38 = 30,848.88 : x
  2. Step 2: Convert to fraction form
    56,341.44/77,752.38 = 30,848.88/x
  3. Step 3: Cross multiply
    56,341.44x = 77,752.38 × 30,848.88
  4. Step 4: Simplify right side
    56,341.44x = 2,398,573,840.33
  5. Step 5: Solve for x
    x = 2,398,573,840.33/56,341.44
  6. Step 6: Final answer
    x = 42,572.11

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1.5x scale

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.