Home / 35,613.60-53,452.08-18,987.36

Finding the Fourth Proportional to 35,613.60, 53,452.08 and 18,987.36

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Solution

The fourth proportional to 35,613.60, 53,452.08 and 18,987.36 is: 28,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613.60 : 53,452.08 = 18,987.36 : x
  2. Step 2: Convert to fraction form
    35,613.60/53,452.08 = 18,987.36/x
  3. Step 3: Cross multiply
    35,613.60x = 53,452.08 × 18,987.36
  4. Step 4: Simplify right side
    35,613.60x = 1,014,913,885.71
  5. Step 5: Solve for x
    x = 1,014,913,885.71/35,613.60
  6. Step 6: Final answer
    x = 28,497.93

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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.