Home / 31,637.66-47,462.63-9,450.54

Finding the Fourth Proportional to 31,637.66, 47,462.63 and 9,450.54

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Solution

The fourth proportional to 31,637.66, 47,462.63 and 9,450.54 is: 14,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,637.66 : 47,462.63 = 9,450.54 : x
  2. Step 2: Convert to fraction form
    31,637.66/47,462.63 = 9,450.54/x
  3. Step 3: Cross multiply
    31,637.66x = 47,462.63 × 9,450.54
  4. Step 4: Simplify right side
    31,637.66x = 448,547,436.07
  5. Step 5: Solve for x
    x = 448,547,436.07/31,637.66
  6. Step 6: Final answer
    x = 14,177.64

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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.