Home / 19,362.80-28,985.70-17,514.74

Finding the Fourth Proportional to 19,362.80, 28,985.70 and 17,514.74

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Solution

The fourth proportional to 19,362.80, 28,985.70 and 17,514.74 is: 26,219.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.80 : 28,985.70 = 17,514.74 : x
  2. Step 2: Convert to fraction form
    19,362.80/28,985.70 = 17,514.74/x
  3. Step 3: Cross multiply
    19,362.80x = 28,985.70 × 17,514.74
  4. Step 4: Simplify right side
    19,362.80x = 507,676,999.22
  5. Step 5: Solve for x
    x = 507,676,999.22/19,362.80
  6. Step 6: Final answer
    x = 26,219.19

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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.