Home / 31,423.44-47,133.92-10,646.92

Finding the Fourth Proportional to 31,423.44, 47,133.92 and 10,646.92

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Solution

The fourth proportional to 31,423.44, 47,133.92 and 10,646.92 is: 15,969.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,423.44 : 47,133.92 = 10,646.92 : x
  2. Step 2: Convert to fraction form
    31,423.44/47,133.92 = 10,646.92/x
  3. Step 3: Cross multiply
    31,423.44x = 47,133.92 × 10,646.92
  4. Step 4: Simplify right side
    31,423.44x = 501,831,075.53
  5. Step 5: Solve for x
    x = 501,831,075.53/31,423.44
  6. Step 6: Final answer
    x = 15,969.96

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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.