Home / 39,613.08-59,427.83-13,317.14

Finding the Fourth Proportional to 39,613.08, 59,427.83 and 13,317.14

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Solution

The fourth proportional to 39,613.08, 59,427.83 and 13,317.14 is: 19,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,613.08 : 59,427.83 = 13,317.14 : x
  2. Step 2: Convert to fraction form
    39,613.08/59,427.83 = 13,317.14/x
  3. Step 3: Cross multiply
    39,613.08x = 59,427.83 × 13,317.14
  4. Step 4: Simplify right side
    39,613.08x = 791,408,368.28
  5. Step 5: Solve for x
    x = 791,408,368.28/39,613.08
  6. Step 6: Final answer
    x = 19,978.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.