Home / 30,547.86-45,821.79-17,393.46

Finding the Fourth Proportional to 30,547.86, 45,821.79 and 17,393.46

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Solution

The fourth proportional to 30,547.86, 45,821.79 and 17,393.46 is: 26,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,547.86 : 45,821.79 = 17,393.46 : x
  2. Step 2: Convert to fraction form
    30,547.86/45,821.79 = 17,393.46/x
  3. Step 3: Cross multiply
    30,547.86x = 45,821.79 × 17,393.46
  4. Step 4: Simplify right side
    30,547.86x = 796,999,471.49
  5. Step 5: Solve for x
    x = 796,999,471.49/30,547.86
  6. Step 6: Final answer
    x = 26,090.19

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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.