Home / 35,458.30-53,122.65-28,848.70

Finding the Fourth Proportional to 35,458.30, 53,122.65 and 28,848.70

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Solution

The fourth proportional to 35,458.30, 53,122.65 and 28,848.70 is: 43,220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.30 : 53,122.65 = 28,848.70 : x
  2. Step 2: Convert to fraction form
    35,458.30/53,122.65 = 28,848.70/x
  3. Step 3: Cross multiply
    35,458.30x = 53,122.65 × 28,848.70
  4. Step 4: Simplify right side
    35,458.30x = 1,532,519,393.06
  5. Step 5: Solve for x
    x = 1,532,519,393.06/35,458.30
  6. Step 6: Final answer
    x = 43,220.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.