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Finding the Fourth Proportional to 45,690.80, 63,066.71 and 26,575.07

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Solution

The fourth proportional to 45,690.80, 63,066.71 and 26,575.07 is: 36,681.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690.80 : 63,066.71 = 26,575.07 : x
  2. Step 2: Convert to fraction form
    45,690.80/63,066.71 = 26,575.07/x
  3. Step 3: Cross multiply
    45,690.80x = 63,066.71 × 26,575.07
  4. Step 4: Simplify right side
    45,690.80x = 1,676,002,075.25
  5. Step 5: Solve for x
    x = 1,676,002,075.25/45,690.80
  6. Step 6: Final answer
    x = 36,681.39

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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.