Home / 40,740.04-61,119.26-18,547.48

Finding the Fourth Proportional to 40,740.04, 61,119.26 and 18,547.48

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Solution

The fourth proportional to 40,740.04, 61,119.26 and 18,547.48 is: 27,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740.04 : 61,119.26 = 18,547.48 : x
  2. Step 2: Convert to fraction form
    40,740.04/61,119.26 = 18,547.48/x
  3. Step 3: Cross multiply
    40,740.04x = 61,119.26 × 18,547.48
  4. Step 4: Simplify right side
    40,740.04x = 1,133,608,252.46
  5. Step 5: Solve for x
    x = 1,133,608,252.46/40,740.04
  6. Step 6: Final answer
    x = 27,825.41

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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.