Home / 27,117.83-40,606.65-18,710.26

Finding the Fourth Proportional to 27,117.83, 40,606.65 and 18,710.26

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Solution

The fourth proportional to 27,117.83, 40,606.65 and 18,710.26 is: 28,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.83 : 40,606.65 = 18,710.26 : x
  2. Step 2: Convert to fraction form
    27,117.83/40,606.65 = 18,710.26/x
  3. Step 3: Cross multiply
    27,117.83x = 40,606.65 × 18,710.26
  4. Step 4: Simplify right side
    27,117.83x = 759,760,877.71
  5. Step 5: Solve for x
    x = 759,760,877.71/27,117.83
  6. Step 6: Final answer
    x = 28,017.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.