Home / 57,000.30-85,500.47-14,880.26

Finding the Fourth Proportional to 57,000.30, 85,500.47 and 14,880.26

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Solution

The fourth proportional to 57,000.30, 85,500.47 and 14,880.26 is: 22,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,000.30 : 85,500.47 = 14,880.26 : x
  2. Step 2: Convert to fraction form
    57,000.30/85,500.47 = 14,880.26/x
  3. Step 3: Cross multiply
    57,000.30x = 85,500.47 × 14,880.26
  4. Step 4: Simplify right side
    57,000.30x = 1,272,269,223.72
  5. Step 5: Solve for x
    x = 1,272,269,223.72/57,000.30
  6. Step 6: Final answer
    x = 22,320.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.