Home / 19,566.42-27,001.47-10,613.88

Finding the Fourth Proportional to 19,566.42, 27,001.47 and 10,613.88

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Solution

The fourth proportional to 19,566.42, 27,001.47 and 10,613.88 is: 14,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.42 : 27,001.47 = 10,613.88 : x
  2. Step 2: Convert to fraction form
    19,566.42/27,001.47 = 10,613.88/x
  3. Step 3: Cross multiply
    19,566.42x = 27,001.47 × 10,613.88
  4. Step 4: Simplify right side
    19,566.42x = 286,590,362.40
  5. Step 5: Solve for x
    x = 286,590,362.40/19,566.42
  6. Step 6: Final answer
    x = 14,647.05

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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.