Home / 35,077.65-48,407.21-19,970.31

Finding the Fourth Proportional to 35,077.65, 48,407.21 and 19,970.31

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Solution

The fourth proportional to 35,077.65, 48,407.21 and 19,970.31 is: 27,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,077.65 : 48,407.21 = 19,970.31 : x
  2. Step 2: Convert to fraction form
    35,077.65/48,407.21 = 19,970.31/x
  3. Step 3: Cross multiply
    35,077.65x = 48,407.21 × 19,970.31
  4. Step 4: Simplify right side
    35,077.65x = 966,706,989.94
  5. Step 5: Solve for x
    x = 966,706,989.94/35,077.65
  6. Step 6: Final answer
    x = 27,559.06

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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.