Home / 13,526.16-20,291.64-6,130.32

Finding the Fourth Proportional to 13,526.16, 20,291.64 and 6,130.32

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Solution

The fourth proportional to 13,526.16, 20,291.64 and 6,130.32 is: 9,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526.16 : 20,291.64 = 6,130.32 : x
  2. Step 2: Convert to fraction form
    13,526.16/20,291.64 = 6,130.32/x
  3. Step 3: Cross multiply
    13,526.16x = 20,291.64 × 6,130.32
  4. Step 4: Simplify right side
    13,526.16x = 124,394,246.52
  5. Step 5: Solve for x
    x = 124,394,246.52/13,526.16
  6. Step 6: Final answer
    x = 9,196.57

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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.