Home / 28,225.98-42,341.04-9,505.92

Finding the Fourth Proportional to 28,225.98, 42,341.04 and 9,505.92

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Solution

The fourth proportional to 28,225.98, 42,341.04 and 9,505.92 is: 14,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,225.98 : 42,341.04 = 9,505.92 : x
  2. Step 2: Convert to fraction form
    28,225.98/42,341.04 = 9,505.92/x
  3. Step 3: Cross multiply
    28,225.98x = 42,341.04 × 9,505.92
  4. Step 4: Simplify right side
    28,225.98x = 402,490,538.96
  5. Step 5: Solve for x
    x = 402,490,538.96/28,225.98
  6. Step 6: Final answer
    x = 14,259.58

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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.