Home / 31,285.58-46,934.28-12,567.09

Finding the Fourth Proportional to 31,285.58, 46,934.28 and 12,567.09

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Solution

The fourth proportional to 31,285.58, 46,934.28 and 12,567.09 is: 18,853.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.58 : 46,934.28 = 12,567.09 : x
  2. Step 2: Convert to fraction form
    31,285.58/46,934.28 = 12,567.09/x
  3. Step 3: Cross multiply
    31,285.58x = 46,934.28 × 12,567.09
  4. Step 4: Simplify right side
    31,285.58x = 589,827,320.85
  5. Step 5: Solve for x
    x = 589,827,320.85/31,285.58
  6. Step 6: Final answer
    x = 18,853.01

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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.