Home / 31,663.14-47,457.57-17,616.51

Finding the Fourth Proportional to 31,663.14, 47,457.57 and 17,616.51

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Solution

The fourth proportional to 31,663.14, 47,457.57 and 17,616.51 is: 26,404.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,663.14 : 47,457.57 = 17,616.51 : x
  2. Step 2: Convert to fraction form
    31,663.14/47,457.57 = 17,616.51/x
  3. Step 3: Cross multiply
    31,663.14x = 47,457.57 × 17,616.51
  4. Step 4: Simplify right side
    31,663.14x = 836,036,756.48
  5. Step 5: Solve for x
    x = 836,036,756.48/31,663.14
  6. Step 6: Final answer
    x = 26,404.10

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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.