Home / 34,075.80-47,023.56-18,967.68

Finding the Fourth Proportional to 34,075.80, 47,023.56 and 18,967.68

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Solution

The fourth proportional to 34,075.80, 47,023.56 and 18,967.68 is: 26,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,075.80 : 47,023.56 = 18,967.68 : x
  2. Step 2: Convert to fraction form
    34,075.80/47,023.56 = 18,967.68/x
  3. Step 3: Cross multiply
    34,075.80x = 47,023.56 × 18,967.68
  4. Step 4: Simplify right side
    34,075.80x = 891,927,838.54
  5. Step 5: Solve for x
    x = 891,927,838.54/34,075.80
  6. Step 6: Final answer
    x = 26,174.82

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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.