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Finding the Fourth Proportional to 35,243.76, 48,637.02 and 19,328.07

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Solution

The fourth proportional to 35,243.76, 48,637.02 and 19,328.07 is: 26,673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,243.76 : 48,637.02 = 19,328.07 : x
  2. Step 2: Convert to fraction form
    35,243.76/48,637.02 = 19,328.07/x
  3. Step 3: Cross multiply
    35,243.76x = 48,637.02 × 19,328.07
  4. Step 4: Simplify right side
    35,243.76x = 940,059,630.51
  5. Step 5: Solve for x
    x = 940,059,630.51/35,243.76
  6. Step 6: Final answer
    x = 26,673.08

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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.