Home / 35,340.09-48,768.69-19,424.53

Finding the Fourth Proportional to 35,340.09, 48,768.69 and 19,424.53

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Solution

The fourth proportional to 35,340.09, 48,768.69 and 19,424.53 is: 26,805.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.09 : 48,768.69 = 19,424.53 : x
  2. Step 2: Convert to fraction form
    35,340.09/48,768.69 = 19,424.53/x
  3. Step 3: Cross multiply
    35,340.09x = 48,768.69 × 19,424.53
  4. Step 4: Simplify right side
    35,340.09x = 947,308,784.84
  5. Step 5: Solve for x
    x = 947,308,784.84/35,340.09
  6. Step 6: Final answer
    x = 26,805.50

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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.