Home / 56,412.84-77,846.22-31,262.52

Finding the Fourth Proportional to 56,412.84, 77,846.22 and 31,262.52

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Solution

The fourth proportional to 56,412.84, 77,846.22 and 31,262.52 is: 43,140.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,412.84 : 77,846.22 = 31,262.52 : x
  2. Step 2: Convert to fraction form
    56,412.84/77,846.22 = 31,262.52/x
  3. Step 3: Cross multiply
    56,412.84x = 77,846.22 × 31,262.52
  4. Step 4: Simplify right side
    56,412.84x = 2,433,669,009.67
  5. Step 5: Solve for x
    x = 2,433,669,009.67/56,412.84
  6. Step 6: Final answer
    x = 43,140.34

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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.