Home / 30,337.07-45,476.20-11,602.68

Finding the Fourth Proportional to 30,337.07, 45,476.20 and 11,602.68

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Solution

The fourth proportional to 30,337.07, 45,476.20 and 11,602.68 is: 17,392.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.07 : 45,476.20 = 11,602.68 : x
  2. Step 2: Convert to fraction form
    30,337.07/45,476.20 = 11,602.68/x
  3. Step 3: Cross multiply
    30,337.07x = 45,476.20 × 11,602.68
  4. Step 4: Simplify right side
    30,337.07x = 527,645,640.18
  5. Step 5: Solve for x
    x = 527,645,640.18/30,337.07
  6. Step 6: Final answer
    x = 17,392.77

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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.