Home / 30,762.01-46,146.86-12,039.63

Finding the Fourth Proportional to 30,762.01, 46,146.86 and 12,039.63

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Solution

The fourth proportional to 30,762.01, 46,146.86 and 12,039.63 is: 18,060.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,762.01 : 46,146.86 = 12,039.63 : x
  2. Step 2: Convert to fraction form
    30,762.01/46,146.86 = 12,039.63/x
  3. Step 3: Cross multiply
    30,762.01x = 46,146.86 × 12,039.63
  4. Step 4: Simplify right side
    30,762.01x = 555,590,931.96
  5. Step 5: Solve for x
    x = 555,590,931.96/30,762.01
  6. Step 6: Final answer
    x = 18,060.94

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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.