Home / 19,346.10-26,693.67-13,368.30

Finding the Fourth Proportional to 19,346.10, 26,693.67 and 13,368.30

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Solution

The fourth proportional to 19,346.10, 26,693.67 and 13,368.30 is: 18,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.10 : 26,693.67 = 13,368.30 : x
  2. Step 2: Convert to fraction form
    19,346.10/26,693.67 = 13,368.30/x
  3. Step 3: Cross multiply
    19,346.10x = 26,693.67 × 13,368.30
  4. Step 4: Simplify right side
    19,346.10x = 356,848,988.66
  5. Step 5: Solve for x
    x = 356,848,988.66/19,346.10
  6. Step 6: Final answer
    x = 18,445.53

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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.