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Finding the Fourth Proportional to 35,045, 48,360.30 and 19,126.40

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Solution

The fourth proportional to 35,045, 48,360.30 and 19,126.40 is: 26,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045 : 48,360.30 = 19,126.40 : x
  2. Step 2: Convert to fraction form
    35,045/48,360.30 = 19,126.40/x
  3. Step 3: Cross multiply
    35,045x = 48,360.30 × 19,126.40
  4. Step 4: Simplify right side
    35,045x = 924,958,441.92
  5. Step 5: Solve for x
    x = 924,958,441.92/35,045
  6. Step 6: Final answer
    x = 26,393.45

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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.