Home / 28,772.04-43,156.62-9,050.16

Finding the Fourth Proportional to 28,772.04, 43,156.62 and 9,050.16

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Solution

The fourth proportional to 28,772.04, 43,156.62 and 9,050.16 is: 13,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.04 : 43,156.62 = 9,050.16 : x
  2. Step 2: Convert to fraction form
    28,772.04/43,156.62 = 9,050.16/x
  3. Step 3: Cross multiply
    28,772.04x = 43,156.62 × 9,050.16
  4. Step 4: Simplify right side
    28,772.04x = 390,574,316.06
  5. Step 5: Solve for x
    x = 390,574,316.06/28,772.04
  6. Step 6: Final answer
    x = 13,574.79

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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.