Home / 17,023.72-23,490.02-10,308.20

Finding the Fourth Proportional to 17,023.72, 23,490.02 and 10,308.20

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Solution

The fourth proportional to 17,023.72, 23,490.02 and 10,308.20 is: 14,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,023.72 : 23,490.02 = 10,308.20 : x
  2. Step 2: Convert to fraction form
    17,023.72/23,490.02 = 10,308.20/x
  3. Step 3: Cross multiply
    17,023.72x = 23,490.02 × 10,308.20
  4. Step 4: Simplify right side
    17,023.72x = 242,139,824.16
  5. Step 5: Solve for x
    x = 242,139,824.16/17,023.72
  6. Step 6: Final answer
    x = 14,223.67

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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.