Home / 35,089.20-48,423-19,173.76

Finding the Fourth Proportional to 35,089.20, 48,423 and 19,173.76

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Solution

The fourth proportional to 35,089.20, 48,423 and 19,173.76 is: 26,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,089.20 : 48,423 = 19,173.76 : x
  2. Step 2: Convert to fraction form
    35,089.20/48,423 = 19,173.76/x
  3. Step 3: Cross multiply
    35,089.20x = 48,423 × 19,173.76
  4. Step 4: Simplify right side
    35,089.20x = 928,450,980.48
  5. Step 5: Solve for x
    x = 928,450,980.48/35,089.20
  6. Step 6: Final answer
    x = 26,459.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.