Home / 32,915.04-45,421.92-19,486.50

Finding the Fourth Proportional to 32,915.04, 45,421.92 and 19,486.50

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Solution

The fourth proportional to 32,915.04, 45,421.92 and 19,486.50 is: 26,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.04 : 45,421.92 = 19,486.50 : x
  2. Step 2: Convert to fraction form
    32,915.04/45,421.92 = 19,486.50/x
  3. Step 3: Cross multiply
    32,915.04x = 45,421.92 × 19,486.50
  4. Step 4: Simplify right side
    32,915.04x = 885,114,244.08
  5. Step 5: Solve for x
    x = 885,114,244.08/32,915.04
  6. Step 6: Final answer
    x = 26,890.88

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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.