Home / 31,576.39-47,364.63-9,389.99

Finding the Fourth Proportional to 31,576.39, 47,364.63 and 9,389.99

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Solution

The fourth proportional to 31,576.39, 47,364.63 and 9,389.99 is: 14,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576.39 : 47,364.63 = 9,389.99 : x
  2. Step 2: Convert to fraction form
    31,576.39/47,364.63 = 9,389.99/x
  3. Step 3: Cross multiply
    31,576.39x = 47,364.63 × 9,389.99
  4. Step 4: Simplify right side
    31,576.39x = 444,753,402.05
  5. Step 5: Solve for x
    x = 444,753,402.05/31,576.39
  6. Step 6: Final answer
    x = 14,085.00

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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.