Home / 31,319.89-46,957.52-14,670.85

Finding the Fourth Proportional to 31,319.89, 46,957.52 and 14,670.85

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Solution

The fourth proportional to 31,319.89, 46,957.52 and 14,670.85 is: 21,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,319.89 : 46,957.52 = 14,670.85 : x
  2. Step 2: Convert to fraction form
    31,319.89/46,957.52 = 14,670.85/x
  3. Step 3: Cross multiply
    31,319.89x = 46,957.52 × 14,670.85
  4. Step 4: Simplify right side
    31,319.89x = 688,906,607.55
  5. Step 5: Solve for x
    x = 688,906,607.55/31,319.89
  6. Step 6: Final answer
    x = 21,995.82

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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.