Home / 37,316.46-51,492.80-21,178.64

Finding the Fourth Proportional to 37,316.46, 51,492.80 and 21,178.64

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Solution

The fourth proportional to 37,316.46, 51,492.80 and 21,178.64 is: 29,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,316.46 : 51,492.80 = 21,178.64 : x
  2. Step 2: Convert to fraction form
    37,316.46/51,492.80 = 21,178.64/x
  3. Step 3: Cross multiply
    37,316.46x = 51,492.80 × 21,178.64
  4. Step 4: Simplify right side
    37,316.46x = 1,090,547,110.43
  5. Step 5: Solve for x
    x = 1,090,547,110.43/37,316.46
  6. Step 6: Final answer
    x = 29,224.29

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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.