Home / 35,416.40-53,126.52-13,235.60

Finding the Fourth Proportional to 35,416.40, 53,126.52 and 13,235.60

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Solution

The fourth proportional to 35,416.40, 53,126.52 and 13,235.60 is: 19,854.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.40 : 53,126.52 = 13,235.60 : x
  2. Step 2: Convert to fraction form
    35,416.40/53,126.52 = 13,235.60/x
  3. Step 3: Cross multiply
    35,416.40x = 53,126.52 × 13,235.60
  4. Step 4: Simplify right side
    35,416.40x = 703,161,368.11
  5. Step 5: Solve for x
    x = 703,161,368.11/35,416.40
  6. Step 6: Final answer
    x = 19,854.12

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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.