Home / 34,056.96-51,085.20-13,280.46

Finding the Fourth Proportional to 34,056.96, 51,085.20 and 13,280.46

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Solution

The fourth proportional to 34,056.96, 51,085.20 and 13,280.46 is: 19,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,056.96 : 51,085.20 = 13,280.46 : x
  2. Step 2: Convert to fraction form
    34,056.96/51,085.20 = 13,280.46/x
  3. Step 3: Cross multiply
    34,056.96x = 51,085.20 × 13,280.46
  4. Step 4: Simplify right side
    34,056.96x = 678,434,955.19
  5. Step 5: Solve for x
    x = 678,434,955.19/34,056.96
  6. Step 6: Final answer
    x = 19,920.60

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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.