Home / 31,331.40-46,970.76-14,682.66

Finding the Fourth Proportional to 31,331.40, 46,970.76 and 14,682.66

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Solution

The fourth proportional to 31,331.40, 46,970.76 and 14,682.66 is: 22,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331.40 : 46,970.76 = 14,682.66 : x
  2. Step 2: Convert to fraction form
    31,331.40/46,970.76 = 14,682.66/x
  3. Step 3: Cross multiply
    31,331.40x = 46,970.76 × 14,682.66
  4. Step 4: Simplify right side
    31,331.40x = 689,655,699.02
  5. Step 5: Solve for x
    x = 689,655,699.02/31,331.40
  6. Step 6: Final answer
    x = 22,011.65

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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.