Home / 14,070.24-19,424.72-9,600.64

Finding the Fourth Proportional to 14,070.24, 19,424.72 and 9,600.64

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Solution

The fourth proportional to 14,070.24, 19,424.72 and 9,600.64 is: 13,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.24 : 19,424.72 = 9,600.64 : x
  2. Step 2: Convert to fraction form
    14,070.24/19,424.72 = 9,600.64/x
  3. Step 3: Cross multiply
    14,070.24x = 19,424.72 × 9,600.64
  4. Step 4: Simplify right side
    14,070.24x = 186,489,743.82
  5. Step 5: Solve for x
    x = 186,489,743.82/14,070.24
  6. Step 6: Final answer
    x = 13,254.20

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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.