Home / 31,303.90-46,951.74-15,502.78

Finding the Fourth Proportional to 31,303.90, 46,951.74 and 15,502.78

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Solution

The fourth proportional to 31,303.90, 46,951.74 and 15,502.78 is: 23,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,303.90 : 46,951.74 = 15,502.78 : x
  2. Step 2: Convert to fraction form
    31,303.90/46,951.74 = 15,502.78/x
  3. Step 3: Cross multiply
    31,303.90x = 46,951.74 × 15,502.78
  4. Step 4: Simplify right side
    31,303.90x = 727,882,495.84
  5. Step 5: Solve for x
    x = 727,882,495.84/31,303.90
  6. Step 6: Final answer
    x = 23,252.13

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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.