Home / 51,016.61-70,437.22-45,622.26

Finding the Fourth Proportional to 51,016.61, 70,437.22 and 45,622.26

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Solution

The fourth proportional to 51,016.61, 70,437.22 and 45,622.26 is: 62,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,016.61 : 70,437.22 = 45,622.26 : x
  2. Step 2: Convert to fraction form
    51,016.61/70,437.22 = 45,622.26/x
  3. Step 3: Cross multiply
    51,016.61x = 70,437.22 × 45,622.26
  4. Step 4: Simplify right side
    51,016.61x = 3,213,505,164.52
  5. Step 5: Solve for x
    x = 3,213,505,164.52/51,016.61
  6. Step 6: Final answer
    x = 62,989.39

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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.