Home / 31,681.66-47,584-23,328.69

Finding the Fourth Proportional to 31,681.66, 47,584 and 23,328.69

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Solution

The fourth proportional to 31,681.66, 47,584 and 23,328.69 is: 35,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681.66 : 47,584 = 23,328.69 : x
  2. Step 2: Convert to fraction form
    31,681.66/47,584 = 23,328.69/x
  3. Step 3: Cross multiply
    31,681.66x = 47,584 × 23,328.69
  4. Step 4: Simplify right side
    31,681.66x = 1,110,072,384.96
  5. Step 5: Solve for x
    x = 1,110,072,384.96/31,681.66
  6. Step 6: Final answer
    x = 35,038.33

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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.