Home / 31,113.42-46,677.05-8,925.09

Finding the Fourth Proportional to 31,113.42, 46,677.05 and 8,925.09

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Solution

The fourth proportional to 31,113.42, 46,677.05 and 8,925.09 is: 13,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,113.42 : 46,677.05 = 8,925.09 : x
  2. Step 2: Convert to fraction form
    31,113.42/46,677.05 = 8,925.09/x
  3. Step 3: Cross multiply
    31,113.42x = 46,677.05 × 8,925.09
  4. Step 4: Simplify right side
    31,113.42x = 416,596,827.56
  5. Step 5: Solve for x
    x = 416,596,827.56/31,113.42
  6. Step 6: Final answer
    x = 13,389.62

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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.