Home / 15,673.59-21,630.51-10,359.18

Finding the Fourth Proportional to 15,673.59, 21,630.51 and 10,359.18

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Solution

The fourth proportional to 15,673.59, 21,630.51 and 10,359.18 is: 14,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.59 : 21,630.51 = 10,359.18 : x
  2. Step 2: Convert to fraction form
    15,673.59/21,630.51 = 10,359.18/x
  3. Step 3: Cross multiply
    15,673.59x = 21,630.51 × 10,359.18
  4. Step 4: Simplify right side
    15,673.59x = 224,074,346.58
  5. Step 5: Solve for x
    x = 224,074,346.58/15,673.59
  6. Step 6: Final answer
    x = 14,296.30

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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.