Home / 19,502.85-26,909.23-11,547.03

Finding the Fourth Proportional to 19,502.85, 26,909.23 and 11,547.03

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Solution

The fourth proportional to 19,502.85, 26,909.23 and 11,547.03 is: 15,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.85 : 26,909.23 = 11,547.03 : x
  2. Step 2: Convert to fraction form
    19,502.85/26,909.23 = 11,547.03/x
  3. Step 3: Cross multiply
    19,502.85x = 26,909.23 × 11,547.03
  4. Step 4: Simplify right side
    19,502.85x = 310,721,686.09
  5. Step 5: Solve for x
    x = 310,721,686.09/19,502.85
  6. Step 6: Final answer
    x = 15,932.12

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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.