Home / 31,007.68-46,510.48-13,477.50

Finding the Fourth Proportional to 31,007.68, 46,510.48 and 13,477.50

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Solution

The fourth proportional to 31,007.68, 46,510.48 and 13,477.50 is: 20,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007.68 : 46,510.48 = 13,477.50 : x
  2. Step 2: Convert to fraction form
    31,007.68/46,510.48 = 13,477.50/x
  3. Step 3: Cross multiply
    31,007.68x = 46,510.48 × 13,477.50
  4. Step 4: Simplify right side
    31,007.68x = 626,844,994.20
  5. Step 5: Solve for x
    x = 626,844,994.20/31,007.68
  6. Step 6: Final answer
    x = 20,215.80

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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.