Home / 45,705.05-63,072.64-26,585.20

Finding the Fourth Proportional to 45,705.05, 63,072.64 and 26,585.20

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Solution

The fourth proportional to 45,705.05, 63,072.64 and 26,585.20 is: 36,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,705.05 : 63,072.64 = 26,585.20 : x
  2. Step 2: Convert to fraction form
    45,705.05/63,072.64 = 26,585.20/x
  3. Step 3: Cross multiply
    45,705.05x = 63,072.64 × 26,585.20
  4. Step 4: Simplify right side
    45,705.05x = 1,676,798,748.93
  5. Step 5: Solve for x
    x = 1,676,798,748.93/45,705.05
  6. Step 6: Final answer
    x = 36,687.38

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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.