Home / 31,657.40-47,496.93-11,941.59

Finding the Fourth Proportional to 31,657.40, 47,496.93 and 11,941.59

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Solution

The fourth proportional to 31,657.40, 47,496.93 and 11,941.59 is: 17,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,657.40 : 47,496.93 = 11,941.59 : x
  2. Step 2: Convert to fraction form
    31,657.40/47,496.93 = 11,941.59/x
  3. Step 3: Cross multiply
    31,657.40x = 47,496.93 × 11,941.59
  4. Step 4: Simplify right side
    31,657.40x = 567,188,864.32
  5. Step 5: Solve for x
    x = 567,188,864.32/31,657.40
  6. Step 6: Final answer
    x = 17,916.47

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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.