Home / 32,915.30-45,423.11-17,807.99

Finding the Fourth Proportional to 32,915.30, 45,423.11 and 17,807.99

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Solution

The fourth proportional to 32,915.30, 45,423.11 and 17,807.99 is: 24,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.30 : 45,423.11 = 17,807.99 : x
  2. Step 2: Convert to fraction form
    32,915.30/45,423.11 = 17,807.99/x
  3. Step 3: Cross multiply
    32,915.30x = 45,423.11 × 17,807.99
  4. Step 4: Simplify right side
    32,915.30x = 808,894,106.05
  5. Step 5: Solve for x
    x = 808,894,106.05/32,915.30
  6. Step 6: Final answer
    x = 24,575.02

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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.