Home / 28,440.08-42,645.80-16,597.88

Finding the Fourth Proportional to 28,440.08, 42,645.80 and 16,597.88

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Solution

The fourth proportional to 28,440.08, 42,645.80 and 16,597.88 is: 24,888.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,440.08 : 42,645.80 = 16,597.88 : x
  2. Step 2: Convert to fraction form
    28,440.08/42,645.80 = 16,597.88/x
  3. Step 3: Cross multiply
    28,440.08x = 42,645.80 × 16,597.88
  4. Step 4: Simplify right side
    28,440.08x = 707,829,870.90
  5. Step 5: Solve for x
    x = 707,829,870.90/28,440.08
  6. Step 6: Final answer
    x = 24,888.46

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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.