Home / 46,638.02-69,912.95-18,575.40

Finding the Fourth Proportional to 46,638.02, 69,912.95 and 18,575.40

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Solution

The fourth proportional to 46,638.02, 69,912.95 and 18,575.40 is: 27,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,638.02 : 69,912.95 = 18,575.40 : x
  2. Step 2: Convert to fraction form
    46,638.02/69,912.95 = 18,575.40/x
  3. Step 3: Cross multiply
    46,638.02x = 69,912.95 × 18,575.40
  4. Step 4: Simplify right side
    46,638.02x = 1,298,660,656.38
  5. Step 5: Solve for x
    x = 1,298,660,656.38/46,638.02
  6. Step 6: Final answer
    x = 27,845.54

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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.