Home / 35,656.35-53,437.24-18,980.47

Finding the Fourth Proportional to 35,656.35, 53,437.24 and 18,980.47

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Solution

The fourth proportional to 35,656.35, 53,437.24 and 18,980.47 is: 28,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.35 : 53,437.24 = 18,980.47 : x
  2. Step 2: Convert to fraction form
    35,656.35/53,437.24 = 18,980.47/x
  3. Step 3: Cross multiply
    35,656.35x = 53,437.24 × 18,980.47
  4. Step 4: Simplify right side
    35,656.35x = 1,014,263,930.70
  5. Step 5: Solve for x
    x = 1,014,263,930.70/35,656.35
  6. Step 6: Final answer
    x = 28,445.53

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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.