Home / 19,127.58-28,494.12-18,547.26

Finding the Fourth Proportional to 19,127.58, 28,494.12 and 18,547.26

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Solution

The fourth proportional to 19,127.58, 28,494.12 and 18,547.26 is: 27,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.58 : 28,494.12 = 18,547.26 : x
  2. Step 2: Convert to fraction form
    19,127.58/28,494.12 = 18,547.26/x
  3. Step 3: Cross multiply
    19,127.58x = 28,494.12 × 18,547.26
  4. Step 4: Simplify right side
    19,127.58x = 528,487,852.11
  5. Step 5: Solve for x
    x = 528,487,852.11/19,127.58
  6. Step 6: Final answer
    x = 27,629.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.