Home / 35,664.60-53,498.40-12,291.12

Finding the Fourth Proportional to 35,664.60, 53,498.40 and 12,291.12

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Solution

The fourth proportional to 35,664.60, 53,498.40 and 12,291.12 is: 18,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,664.60 : 53,498.40 = 12,291.12 : x
  2. Step 2: Convert to fraction form
    35,664.60/53,498.40 = 12,291.12/x
  3. Step 3: Cross multiply
    35,664.60x = 53,498.40 × 12,291.12
  4. Step 4: Simplify right side
    35,664.60x = 657,555,254.21
  5. Step 5: Solve for x
    x = 657,555,254.21/35,664.60
  6. Step 6: Final answer
    x = 18,437.20

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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.