Home / 19,323.50-28,993.59-10,437.06

Finding the Fourth Proportional to 19,323.50, 28,993.59 and 10,437.06

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Solution

The fourth proportional to 19,323.50, 28,993.59 and 10,437.06 is: 15,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.50 : 28,993.59 = 10,437.06 : x
  2. Step 2: Convert to fraction form
    19,323.50/28,993.59 = 10,437.06/x
  3. Step 3: Cross multiply
    19,323.50x = 28,993.59 × 10,437.06
  4. Step 4: Simplify right side
    19,323.50x = 302,607,838.45
  5. Step 5: Solve for x
    x = 302,607,838.45/19,323.50
  6. Step 6: Final answer
    x = 15,660.09

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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.