Home / 35,036.40-48,349.32-19,121.04

Finding the Fourth Proportional to 35,036.40, 48,349.32 and 19,121.04

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Solution

The fourth proportional to 35,036.40, 48,349.32 and 19,121.04 is: 26,386.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,036.40 : 48,349.32 = 19,121.04 : x
  2. Step 2: Convert to fraction form
    35,036.40/48,349.32 = 19,121.04/x
  3. Step 3: Cross multiply
    35,036.40x = 48,349.32 × 19,121.04
  4. Step 4: Simplify right side
    35,036.40x = 924,489,281.69
  5. Step 5: Solve for x
    x = 924,489,281.69/35,036.40
  6. Step 6: Final answer
    x = 26,386.54

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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.