Home / 28,041.96-42,063.58-9,575.40

Finding the Fourth Proportional to 28,041.96, 42,063.58 and 9,575.40

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Solution

The fourth proportional to 28,041.96, 42,063.58 and 9,575.40 is: 14,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.96 : 42,063.58 = 9,575.40 : x
  2. Step 2: Convert to fraction form
    28,041.96/42,063.58 = 9,575.40/x
  3. Step 3: Cross multiply
    28,041.96x = 42,063.58 × 9,575.40
  4. Step 4: Simplify right side
    28,041.96x = 402,775,603.93
  5. Step 5: Solve for x
    x = 402,775,603.93/28,041.96
  6. Step 6: Final answer
    x = 14,363.32

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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.