Home / 22,573.95-31,136.58-15,488.07

Finding the Fourth Proportional to 22,573.95, 31,136.58 and 15,488.07

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Solution

The fourth proportional to 22,573.95, 31,136.58 and 15,488.07 is: 21,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,573.95 : 31,136.58 = 15,488.07 : x
  2. Step 2: Convert to fraction form
    22,573.95/31,136.58 = 15,488.07/x
  3. Step 3: Cross multiply
    22,573.95x = 31,136.58 × 15,488.07
  4. Step 4: Simplify right side
    22,573.95x = 482,245,530.60
  5. Step 5: Solve for x
    x = 482,245,530.60/22,573.95
  6. Step 6: Final answer
    x = 21,362.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.