Home / 31,007.04-46,500.84-19,323.60

Finding the Fourth Proportional to 31,007.04, 46,500.84 and 19,323.60

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Solution

The fourth proportional to 31,007.04, 46,500.84 and 19,323.60 is: 28,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007.04 : 46,500.84 = 19,323.60 : x
  2. Step 2: Convert to fraction form
    31,007.04/46,500.84 = 19,323.60/x
  3. Step 3: Cross multiply
    31,007.04x = 46,500.84 × 19,323.60
  4. Step 4: Simplify right side
    31,007.04x = 898,563,631.82
  5. Step 5: Solve for x
    x = 898,563,631.82/31,007.04
  6. Step 6: Final answer
    x = 28,979.34

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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.