Home / 35,347.50-48,780.69-19,433.10

Finding the Fourth Proportional to 35,347.50, 48,780.69 and 19,433.10

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Solution

The fourth proportional to 35,347.50, 48,780.69 and 19,433.10 is: 26,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.50 : 48,780.69 = 19,433.10 : x
  2. Step 2: Convert to fraction form
    35,347.50/48,780.69 = 19,433.10/x
  3. Step 3: Cross multiply
    35,347.50x = 48,780.69 × 19,433.10
  4. Step 4: Simplify right side
    35,347.50x = 947,960,026.84
  5. Step 5: Solve for x
    x = 947,960,026.84/35,347.50
  6. Step 6: Final answer
    x = 26,818.30

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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.