Home / 34,692.63-47,875.80-18,777.05

Finding the Fourth Proportional to 34,692.63, 47,875.80 and 18,777.05

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Solution

The fourth proportional to 34,692.63, 47,875.80 and 18,777.05 is: 25,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.63 : 47,875.80 = 18,777.05 : x
  2. Step 2: Convert to fraction form
    34,692.63/47,875.80 = 18,777.05/x
  3. Step 3: Cross multiply
    34,692.63x = 47,875.80 × 18,777.05
  4. Step 4: Simplify right side
    34,692.63x = 898,966,051.01
  5. Step 5: Solve for x
    x = 898,966,051.01/34,692.63
  6. Step 6: Final answer
    x = 25,912.31

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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.