Home / 31,482.76-47,206.62-14,597.32

Finding the Fourth Proportional to 31,482.76, 47,206.62 and 14,597.32

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Solution

The fourth proportional to 31,482.76, 47,206.62 and 14,597.32 is: 21,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.76 : 47,206.62 = 14,597.32 : x
  2. Step 2: Convert to fraction form
    31,482.76/47,206.62 = 14,597.32/x
  3. Step 3: Cross multiply
    31,482.76x = 47,206.62 × 14,597.32
  4. Step 4: Simplify right side
    31,482.76x = 689,090,138.26
  5. Step 5: Solve for x
    x = 689,090,138.26/31,482.76
  6. Step 6: Final answer
    x = 21,887.86

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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.