Home / 31,246.88-46,870.08-10,470.24

Finding the Fourth Proportional to 31,246.88, 46,870.08 and 10,470.24

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Solution

The fourth proportional to 31,246.88, 46,870.08 and 10,470.24 is: 15,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.88 : 46,870.08 = 10,470.24 : x
  2. Step 2: Convert to fraction form
    31,246.88/46,870.08 = 10,470.24/x
  3. Step 3: Cross multiply
    31,246.88x = 46,870.08 × 10,470.24
  4. Step 4: Simplify right side
    31,246.88x = 490,740,986.42
  5. Step 5: Solve for x
    x = 490,740,986.42/31,246.88
  6. Step 6: Final answer
    x = 15,705.28

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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.