Home / 35,665.74-53,527.77-18,140.58

Finding the Fourth Proportional to 35,665.74, 53,527.77 and 18,140.58

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Solution

The fourth proportional to 35,665.74, 53,527.77 and 18,140.58 is: 27,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,665.74 : 53,527.77 = 18,140.58 : x
  2. Step 2: Convert to fraction form
    35,665.74/53,527.77 = 18,140.58/x
  3. Step 3: Cross multiply
    35,665.74x = 53,527.77 × 18,140.58
  4. Step 4: Simplify right side
    35,665.74x = 971,024,793.91
  5. Step 5: Solve for x
    x = 971,024,793.91/35,665.74
  6. Step 6: Final answer
    x = 27,225.70

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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.