Home / 51,782.40-71,421.84-33,848.64

Finding the Fourth Proportional to 51,782.40, 71,421.84 and 33,848.64

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Solution

The fourth proportional to 51,782.40, 71,421.84 and 33,848.64 is: 46,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,782.40 : 71,421.84 = 33,848.64 : x
  2. Step 2: Convert to fraction form
    51,782.40/71,421.84 = 33,848.64/x
  3. Step 3: Cross multiply
    51,782.40x = 71,421.84 × 33,848.64
  4. Step 4: Simplify right side
    51,782.40x = 2,417,532,150.30
  5. Step 5: Solve for x
    x = 2,417,532,150.30/51,782.40
  6. Step 6: Final answer
    x = 46,686.37

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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.