Home / 31,319.04-46,953.80-15,529.50

Finding the Fourth Proportional to 31,319.04, 46,953.80 and 15,529.50

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Solution

The fourth proportional to 31,319.04, 46,953.80 and 15,529.50 is: 23,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,319.04 : 46,953.80 = 15,529.50 : x
  2. Step 2: Convert to fraction form
    31,319.04/46,953.80 = 15,529.50/x
  3. Step 3: Cross multiply
    31,319.04x = 46,953.80 × 15,529.50
  4. Step 4: Simplify right side
    31,319.04x = 729,169,037.10
  5. Step 5: Solve for x
    x = 729,169,037.10/31,319.04
  6. Step 6: Final answer
    x = 23,281.97

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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.