Home / 19,023.18-26,258.07-13,359.30

Finding the Fourth Proportional to 19,023.18, 26,258.07 and 13,359.30

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Solution

The fourth proportional to 19,023.18, 26,258.07 and 13,359.30 is: 18,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.18 : 26,258.07 = 13,359.30 : x
  2. Step 2: Convert to fraction form
    19,023.18/26,258.07 = 13,359.30/x
  3. Step 3: Cross multiply
    19,023.18x = 26,258.07 × 13,359.30
  4. Step 4: Simplify right side
    19,023.18x = 350,789,434.55
  5. Step 5: Solve for x
    x = 350,789,434.55/19,023.18
  6. Step 6: Final answer
    x = 18,440.10

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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.