Home / 27,543.08-38,008.42-14,967.40

Finding the Fourth Proportional to 27,543.08, 38,008.42 and 14,967.40

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Solution

The fourth proportional to 27,543.08, 38,008.42 and 14,967.40 is: 20,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.08 : 38,008.42 = 14,967.40 : x
  2. Step 2: Convert to fraction form
    27,543.08/38,008.42 = 14,967.40/x
  3. Step 3: Cross multiply
    27,543.08x = 38,008.42 × 14,967.40
  4. Step 4: Simplify right side
    27,543.08x = 568,887,225.51
  5. Step 5: Solve for x
    x = 568,887,225.51/27,543.08
  6. Step 6: Final answer
    x = 20,654.45

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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.