Home / 28,466.23-39,281.18-16,530.46

Finding the Fourth Proportional to 28,466.23, 39,281.18 and 16,530.46

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Solution

The fourth proportional to 28,466.23, 39,281.18 and 16,530.46 is: 22,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466.23 : 39,281.18 = 16,530.46 : x
  2. Step 2: Convert to fraction form
    28,466.23/39,281.18 = 16,530.46/x
  3. Step 3: Cross multiply
    28,466.23x = 39,281.18 × 16,530.46
  4. Step 4: Simplify right side
    28,466.23x = 649,335,695.68
  5. Step 5: Solve for x
    x = 649,335,695.68/28,466.23
  6. Step 6: Final answer
    x = 22,810.74

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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.