Home / 28,222.93-42,336.15-9,501.40

Finding the Fourth Proportional to 28,222.93, 42,336.15 and 9,501.40

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Solution

The fourth proportional to 28,222.93, 42,336.15 and 9,501.40 is: 14,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,222.93 : 42,336.15 = 9,501.40 : x
  2. Step 2: Convert to fraction form
    28,222.93/42,336.15 = 9,501.40/x
  3. Step 3: Cross multiply
    28,222.93x = 42,336.15 × 9,501.40
  4. Step 4: Simplify right side
    28,222.93x = 402,252,695.61
  5. Step 5: Solve for x
    x = 402,252,695.61/28,222.93
  6. Step 6: Final answer
    x = 14,252.69

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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.