Home / 35,613.60-53,417.88-12,239.52

Finding the Fourth Proportional to 35,613.60, 53,417.88 and 12,239.52

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Solution

The fourth proportional to 35,613.60, 53,417.88 and 12,239.52 is: 18,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613.60 : 53,417.88 = 12,239.52 : x
  2. Step 2: Convert to fraction form
    35,613.60/53,417.88 = 12,239.52/x
  3. Step 3: Cross multiply
    35,613.60x = 53,417.88 × 12,239.52
  4. Step 4: Simplify right side
    35,613.60x = 653,809,210.62
  5. Step 5: Solve for x
    x = 653,809,210.62/35,613.60
  6. Step 6: Final answer
    x = 18,358.41

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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.