Home / 32,863.02-45,372.86-19,438.58

Finding the Fourth Proportional to 32,863.02, 45,372.86 and 19,438.58

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Solution

The fourth proportional to 32,863.02, 45,372.86 and 19,438.58 is: 26,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,863.02 : 45,372.86 = 19,438.58 : x
  2. Step 2: Convert to fraction form
    32,863.02/45,372.86 = 19,438.58/x
  3. Step 3: Cross multiply
    32,863.02x = 45,372.86 × 19,438.58
  4. Step 4: Simplify right side
    32,863.02x = 881,984,058.07
  5. Step 5: Solve for x
    x = 881,984,058.07/32,863.02
  6. Step 6: Final answer
    x = 26,838.20

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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.