Home / 28,303.95-39,059.91-16,204.38

Finding the Fourth Proportional to 28,303.95, 39,059.91 and 16,204.38

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Solution

The fourth proportional to 28,303.95, 39,059.91 and 16,204.38 is: 22,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.95 : 39,059.91 = 16,204.38 : x
  2. Step 2: Convert to fraction form
    28,303.95/39,059.91 = 16,204.38/x
  3. Step 3: Cross multiply
    28,303.95x = 39,059.91 × 16,204.38
  4. Step 4: Simplify right side
    28,303.95x = 632,941,624.41
  5. Step 5: Solve for x
    x = 632,941,624.41/28,303.95
  6. Step 6: Final answer
    x = 22,362.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.