Home / 32,989.50-45,506.88-19,547.55

Finding the Fourth Proportional to 32,989.50, 45,506.88 and 19,547.55

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Solution

The fourth proportional to 32,989.50, 45,506.88 and 19,547.55 is: 26,964.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.50 : 45,506.88 = 19,547.55 : x
  2. Step 2: Convert to fraction form
    32,989.50/45,506.88 = 19,547.55/x
  3. Step 3: Cross multiply
    32,989.50x = 45,506.88 × 19,547.55
  4. Step 4: Simplify right side
    32,989.50x = 889,548,012.14
  5. Step 5: Solve for x
    x = 889,548,012.14/32,989.50
  6. Step 6: Final answer
    x = 26,964.58

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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.