Home / 46,031.53-69,036.08-12,750.73

Finding the Fourth Proportional to 46,031.53, 69,036.08 and 12,750.73

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Solution

The fourth proportional to 46,031.53, 69,036.08 and 12,750.73 is: 19,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,031.53 : 69,036.08 = 12,750.73 : x
  2. Step 2: Convert to fraction form
    46,031.53/69,036.08 = 12,750.73/x
  3. Step 3: Cross multiply
    46,031.53x = 69,036.08 × 12,750.73
  4. Step 4: Simplify right side
    46,031.53x = 880,260,352.58
  5. Step 5: Solve for x
    x = 880,260,352.58/46,031.53
  6. Step 6: Final answer
    x = 19,122.99

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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.