Home / 30,038.77-45,061.23-11,334.54

Finding the Fourth Proportional to 30,038.77, 45,061.23 and 11,334.54

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Solution

The fourth proportional to 30,038.77, 45,061.23 and 11,334.54 is: 17,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038.77 : 45,061.23 = 11,334.54 : x
  2. Step 2: Convert to fraction form
    30,038.77/45,061.23 = 11,334.54/x
  3. Step 3: Cross multiply
    30,038.77x = 45,061.23 × 11,334.54
  4. Step 4: Simplify right side
    30,038.77x = 510,748,525.37
  5. Step 5: Solve for x
    x = 510,748,525.37/30,038.77
  6. Step 6: Final answer
    x = 17,002.98

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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.