Home / 34,423.12-51,639.48-11,056.72

Finding the Fourth Proportional to 34,423.12, 51,639.48 and 11,056.72

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Solution

The fourth proportional to 34,423.12, 51,639.48 and 11,056.72 is: 16,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423.12 : 51,639.48 = 11,056.72 : x
  2. Step 2: Convert to fraction form
    34,423.12/51,639.48 = 11,056.72/x
  3. Step 3: Cross multiply
    34,423.12x = 51,639.48 × 11,056.72
  4. Step 4: Simplify right side
    34,423.12x = 570,963,271.31
  5. Step 5: Solve for x
    x = 570,963,271.31/34,423.12
  6. Step 6: Final answer
    x = 16,586.62

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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.