Home / 35,445.30-48,915.86-19,529.40

Finding the Fourth Proportional to 35,445.30, 48,915.86 and 19,529.40

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Solution

The fourth proportional to 35,445.30, 48,915.86 and 19,529.40 is: 26,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.30 : 48,915.86 = 19,529.40 : x
  2. Step 2: Convert to fraction form
    35,445.30/48,915.86 = 19,529.40/x
  3. Step 3: Cross multiply
    35,445.30x = 48,915.86 × 19,529.40
  4. Step 4: Simplify right side
    35,445.30x = 955,297,298.64
  5. Step 5: Solve for x
    x = 955,297,298.64/35,445.30
  6. Step 6: Final answer
    x = 26,951.31

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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.