Home / 31,510.08-47,264.58-9,323.34

Finding the Fourth Proportional to 31,510.08, 47,264.58 and 9,323.34

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Solution

The fourth proportional to 31,510.08, 47,264.58 and 9,323.34 is: 13,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,510.08 : 47,264.58 = 9,323.34 : x
  2. Step 2: Convert to fraction form
    31,510.08/47,264.58 = 9,323.34/x
  3. Step 3: Cross multiply
    31,510.08x = 47,264.58 × 9,323.34
  4. Step 4: Simplify right side
    31,510.08x = 440,663,749.30
  5. Step 5: Solve for x
    x = 440,663,749.30/31,510.08
  6. Step 6: Final answer
    x = 13,984.85

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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.