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Finding the Fourth Proportional to 30,672.68, 46,009.01 and 10,948.67

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Solution

The fourth proportional to 30,672.68, 46,009.01 and 10,948.67 is: 16,423.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672.68 : 46,009.01 = 10,948.67 : x
  2. Step 2: Convert to fraction form
    30,672.68/46,009.01 = 10,948.67/x
  3. Step 3: Cross multiply
    30,672.68x = 46,009.01 × 10,948.67
  4. Step 4: Simplify right side
    30,672.68x = 503,737,437.38
  5. Step 5: Solve for x
    x = 503,737,437.38/30,672.68
  6. Step 6: Final answer
    x = 16,423.00

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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.