Home / 30,897.18-46,345.76-11,171.13

Finding the Fourth Proportional to 30,897.18, 46,345.76 and 11,171.13

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Solution

The fourth proportional to 30,897.18, 46,345.76 and 11,171.13 is: 16,756.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,897.18 : 46,345.76 = 11,171.13 : x
  2. Step 2: Convert to fraction form
    30,897.18/46,345.76 = 11,171.13/x
  3. Step 3: Cross multiply
    30,897.18x = 46,345.76 × 11,171.13
  4. Step 4: Simplify right side
    30,897.18x = 517,734,371.61
  5. Step 5: Solve for x
    x = 517,734,371.61/30,897.18
  6. Step 6: Final answer
    x = 16,756.68

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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.