Home / 13,567.32-20,325.47-10,636.74

Finding the Fourth Proportional to 13,567.32, 20,325.47 and 10,636.74

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Solution

The fourth proportional to 13,567.32, 20,325.47 and 10,636.74 is: 15,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.32 : 20,325.47 = 10,636.74 : x
  2. Step 2: Convert to fraction form
    13,567.32/20,325.47 = 10,636.74/x
  3. Step 3: Cross multiply
    13,567.32x = 20,325.47 × 10,636.74
  4. Step 4: Simplify right side
    13,567.32x = 216,196,686.58
  5. Step 5: Solve for x
    x = 216,196,686.58/13,567.32
  6. Step 6: Final answer
    x = 15,935.11

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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.