Home / 28,567.68-42,829.32-10,798.05

Finding the Fourth Proportional to 28,567.68, 42,829.32 and 10,798.05

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Solution

The fourth proportional to 28,567.68, 42,829.32 and 10,798.05 is: 16,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567.68 : 42,829.32 = 10,798.05 : x
  2. Step 2: Convert to fraction form
    28,567.68/42,829.32 = 10,798.05/x
  3. Step 3: Cross multiply
    28,567.68x = 42,829.32 × 10,798.05
  4. Step 4: Simplify right side
    28,567.68x = 462,473,138.83
  5. Step 5: Solve for x
    x = 462,473,138.83/28,567.68
  6. Step 6: Final answer
    x = 16,188.68

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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.