Home / 31,792.14-47,686.23-14,256.18

Finding the Fourth Proportional to 31,792.14, 47,686.23 and 14,256.18

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Solution

The fourth proportional to 31,792.14, 47,686.23 and 14,256.18 is: 21,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792.14 : 47,686.23 = 14,256.18 : x
  2. Step 2: Convert to fraction form
    31,792.14/47,686.23 = 14,256.18/x
  3. Step 3: Cross multiply
    31,792.14x = 47,686.23 × 14,256.18
  4. Step 4: Simplify right side
    31,792.14x = 679,823,478.40
  5. Step 5: Solve for x
    x = 679,823,478.40/31,792.14
  6. Step 6: Final answer
    x = 21,383.38

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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.