Home / 35,304.04-48,719.60-19,389.28

Finding the Fourth Proportional to 35,304.04, 48,719.60 and 19,389.28

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Solution

The fourth proportional to 35,304.04, 48,719.60 and 19,389.28 is: 26,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.04 : 48,719.60 = 19,389.28 : x
  2. Step 2: Convert to fraction form
    35,304.04/48,719.60 = 19,389.28/x
  3. Step 3: Cross multiply
    35,304.04x = 48,719.60 × 19,389.28
  4. Step 4: Simplify right side
    35,304.04x = 944,637,965.89
  5. Step 5: Solve for x
    x = 944,637,965.89/35,304.04
  6. Step 6: Final answer
    x = 26,757.22

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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.