Home / 15,483.74-21,376.41-10,193.93

Finding the Fourth Proportional to 15,483.74, 21,376.41 and 10,193.93

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Solution

The fourth proportional to 15,483.74, 21,376.41 and 10,193.93 is: 14,073.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483.74 : 21,376.41 = 10,193.93 : x
  2. Step 2: Convert to fraction form
    15,483.74/21,376.41 = 10,193.93/x
  3. Step 3: Cross multiply
    15,483.74x = 21,376.41 × 10,193.93
  4. Step 4: Simplify right side
    15,483.74x = 217,909,520.31
  5. Step 5: Solve for x
    x = 217,909,520.31/15,483.74
  6. Step 6: Final answer
    x = 14,073.45

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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.