Home / 13,681.22-20,525.00-4,322.16

Finding the Fourth Proportional to 13,681.22, 20,525.00 and 4,322.16

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Solution

The fourth proportional to 13,681.22, 20,525.00 and 4,322.16 is: 6,484.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,681.22 : 20,525.00 = 4,322.16 : x
  2. Step 2: Convert to fraction form
    13,681.22/20,525.00 = 4,322.16/x
  3. Step 3: Cross multiply
    13,681.22x = 20,525.00 × 4,322.16
  4. Step 4: Simplify right side
    13,681.22x = 88,712,312.39
  5. Step 5: Solve for x
    x = 88,712,312.39/13,681.22
  6. Step 6: Final answer
    x = 6,484.24

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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.