Home / 35,340.93-48,769.50-19,423.20

Finding the Fourth Proportional to 35,340.93, 48,769.50 and 19,423.20

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Solution

The fourth proportional to 35,340.93, 48,769.50 and 19,423.20 is: 26,803.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.93 : 48,769.50 = 19,423.20 : x
  2. Step 2: Convert to fraction form
    35,340.93/48,769.50 = 19,423.20/x
  3. Step 3: Cross multiply
    35,340.93x = 48,769.50 × 19,423.20
  4. Step 4: Simplify right side
    35,340.93x = 947,259,752.40
  5. Step 5: Solve for x
    x = 947,259,752.40/35,340.93
  6. Step 6: Final answer
    x = 26,803.48

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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.