Home / 30,763.01-46,148.36-12,040.63

Finding the Fourth Proportional to 30,763.01, 46,148.36 and 12,040.63

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Solution

The fourth proportional to 30,763.01, 46,148.36 and 12,040.63 is: 18,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,763.01 : 46,148.36 = 12,040.63 : x
  2. Step 2: Convert to fraction form
    30,763.01/46,148.36 = 12,040.63/x
  3. Step 3: Cross multiply
    30,763.01x = 46,148.36 × 12,040.63
  4. Step 4: Simplify right side
    30,763.01x = 555,655,327.87
  5. Step 5: Solve for x
    x = 555,655,327.87/30,763.01
  6. Step 6: Final answer
    x = 18,062.45

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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.