Home / 20,254.16-30,384.48-8,567.48

Finding the Fourth Proportional to 20,254.16, 30,384.48 and 8,567.48

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Solution

The fourth proportional to 20,254.16, 30,384.48 and 8,567.48 is: 12,852.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254.16 : 30,384.48 = 8,567.48 : x
  2. Step 2: Convert to fraction form
    20,254.16/30,384.48 = 8,567.48/x
  3. Step 3: Cross multiply
    20,254.16x = 30,384.48 × 8,567.48
  4. Step 4: Simplify right side
    20,254.16x = 260,318,424.71
  5. Step 5: Solve for x
    x = 260,318,424.71/20,254.16
  6. Step 6: Final answer
    x = 12,852.59

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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.