Home / 51,035.81-76,475.75-21,437.46

Finding the Fourth Proportional to 51,035.81, 76,475.75 and 21,437.46

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Solution

The fourth proportional to 51,035.81, 76,475.75 and 21,437.46 is: 32,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,035.81 : 76,475.75 = 21,437.46 : x
  2. Step 2: Convert to fraction form
    51,035.81/76,475.75 = 21,437.46/x
  3. Step 3: Cross multiply
    51,035.81x = 76,475.75 × 21,437.46
  4. Step 4: Simplify right side
    51,035.81x = 1,639,445,724.41
  5. Step 5: Solve for x
    x = 1,639,445,724.41/51,035.81
  6. Step 6: Final answer
    x = 32,123.44

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1.5x scale

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.