Home / 31,776.62-47,630.37-23,931.50

Finding the Fourth Proportional to 31,776.62, 47,630.37 and 23,931.50

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Solution

The fourth proportional to 31,776.62, 47,630.37 and 23,931.50 is: 35,871.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,776.62 : 47,630.37 = 23,931.50 : x
  2. Step 2: Convert to fraction form
    31,776.62/47,630.37 = 23,931.50/x
  3. Step 3: Cross multiply
    31,776.62x = 47,630.37 × 23,931.50
  4. Step 4: Simplify right side
    31,776.62x = 1,139,866,199.66
  5. Step 5: Solve for x
    x = 1,139,866,199.66/31,776.62
  6. Step 6: Final answer
    x = 35,871.22

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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.