Home / 38,307.47-52,870.59-22,388.81

Finding the Fourth Proportional to 38,307.47, 52,870.59 and 22,388.81

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Solution

The fourth proportional to 38,307.47, 52,870.59 and 22,388.81 is: 30,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,307.47 : 52,870.59 = 22,388.81 : x
  2. Step 2: Convert to fraction form
    38,307.47/52,870.59 = 22,388.81/x
  3. Step 3: Cross multiply
    38,307.47x = 52,870.59 × 22,388.81
  4. Step 4: Simplify right side
    38,307.47x = 1,183,709,329.74
  5. Step 5: Solve for x
    x = 1,183,709,329.74/38,307.47
  6. Step 6: Final answer
    x = 30,900.23

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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.