Home / 30,721.08-46,096.47-14,939.58

Finding the Fourth Proportional to 30,721.08, 46,096.47 and 14,939.58

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Solution

The fourth proportional to 30,721.08, 46,096.47 and 14,939.58 is: 22,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,721.08 : 46,096.47 = 14,939.58 : x
  2. Step 2: Convert to fraction form
    30,721.08/46,096.47 = 14,939.58/x
  3. Step 3: Cross multiply
    30,721.08x = 46,096.47 × 14,939.58
  4. Step 4: Simplify right side
    30,721.08x = 688,661,901.28
  5. Step 5: Solve for x
    x = 688,661,901.28/30,721.08
  6. Step 6: Final answer
    x = 22,416.59

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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.