Home / 35,607.49-53,423.57-13,427.22

Finding the Fourth Proportional to 35,607.49, 53,423.57 and 13,427.22

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Solution

The fourth proportional to 35,607.49, 53,423.57 and 13,427.22 is: 20,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,607.49 : 53,423.57 = 13,427.22 : x
  2. Step 2: Convert to fraction form
    35,607.49/53,423.57 = 13,427.22/x
  3. Step 3: Cross multiply
    35,607.49x = 53,423.57 × 13,427.22
  4. Step 4: Simplify right side
    35,607.49x = 717,330,027.58
  5. Step 5: Solve for x
    x = 717,330,027.58/35,607.49
  6. Step 6: Final answer
    x = 20,145.48

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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.