Home / 35,955.90-53,925.21-18,416.70

Finding the Fourth Proportional to 35,955.90, 53,925.21 and 18,416.70

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Solution

The fourth proportional to 35,955.90, 53,925.21 and 18,416.70 is: 27,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,955.90 : 53,925.21 = 18,416.70 : x
  2. Step 2: Convert to fraction form
    35,955.90/53,925.21 = 18,416.70/x
  3. Step 3: Cross multiply
    35,955.90x = 53,925.21 × 18,416.70
  4. Step 4: Simplify right side
    35,955.90x = 993,124,415.01
  5. Step 5: Solve for x
    x = 993,124,415.01/35,955.90
  6. Step 6: Final answer
    x = 27,620.62

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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.