Home / 35,343.72-48,774.66-19,428.63

Finding the Fourth Proportional to 35,343.72, 48,774.66 and 19,428.63

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Solution

The fourth proportional to 35,343.72, 48,774.66 and 19,428.63 is: 26,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.72 : 48,774.66 = 19,428.63 : x
  2. Step 2: Convert to fraction form
    35,343.72/48,774.66 = 19,428.63/x
  3. Step 3: Cross multiply
    35,343.72x = 48,774.66 × 19,428.63
  4. Step 4: Simplify right side
    35,343.72x = 947,624,822.52
  5. Step 5: Solve for x
    x = 947,624,822.52/35,343.72
  6. Step 6: Final answer
    x = 26,811.69

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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.