Home / 42,977.89-64,466.48-23,380.95

Finding the Fourth Proportional to 42,977.89, 64,466.48 and 23,380.95

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Solution

The fourth proportional to 42,977.89, 64,466.48 and 23,380.95 is: 35,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,977.89 : 64,466.48 = 23,380.95 : x
  2. Step 2: Convert to fraction form
    42,977.89/64,466.48 = 23,380.95/x
  3. Step 3: Cross multiply
    42,977.89x = 64,466.48 × 23,380.95
  4. Step 4: Simplify right side
    42,977.89x = 1,507,287,845.76
  5. Step 5: Solve for x
    x = 1,507,287,845.76/42,977.89
  6. Step 6: Final answer
    x = 35,071.24

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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.