Home / 17,130.24-23,636.16-10,840.32

Finding the Fourth Proportional to 17,130.24, 23,636.16 and 10,840.32

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Solution

The fourth proportional to 17,130.24, 23,636.16 and 10,840.32 is: 14,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.24 : 23,636.16 = 10,840.32 : x
  2. Step 2: Convert to fraction form
    17,130.24/23,636.16 = 10,840.32/x
  3. Step 3: Cross multiply
    17,130.24x = 23,636.16 × 10,840.32
  4. Step 4: Simplify right side
    17,130.24x = 256,223,537.97
  5. Step 5: Solve for x
    x = 256,223,537.97/17,130.24
  6. Step 6: Final answer
    x = 14,957.38

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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.