Home / 17,280.04-23,835.18-10,200.64

Finding the Fourth Proportional to 17,280.04, 23,835.18 and 10,200.64

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Solution

The fourth proportional to 17,280.04, 23,835.18 and 10,200.64 is: 14,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.04 : 23,835.18 = 10,200.64 : x
  2. Step 2: Convert to fraction form
    17,280.04/23,835.18 = 10,200.64/x
  3. Step 3: Cross multiply
    17,280.04x = 23,835.18 × 10,200.64
  4. Step 4: Simplify right side
    17,280.04x = 243,134,090.52
  5. Step 5: Solve for x
    x = 243,134,090.52/17,280.04
  6. Step 6: Final answer
    x = 14,070.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.