Home / 31,510.13-43,484.11-17,362.67

Finding the Fourth Proportional to 31,510.13, 43,484.11 and 17,362.67

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Solution

The fourth proportional to 31,510.13, 43,484.11 and 17,362.67 is: 23,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,510.13 : 43,484.11 = 17,362.67 : x
  2. Step 2: Convert to fraction form
    31,510.13/43,484.11 = 17,362.67/x
  3. Step 3: Cross multiply
    31,510.13x = 43,484.11 × 17,362.67
  4. Step 4: Simplify right side
    31,510.13x = 754,999,991.35
  5. Step 5: Solve for x
    x = 754,999,991.35/31,510.13
  6. Step 6: Final answer
    x = 23,960.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.