Home / 45,146.74-62,312.87-30,040.04

Finding the Fourth Proportional to 45,146.74, 62,312.87 and 30,040.04

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Solution

The fourth proportional to 45,146.74, 62,312.87 and 30,040.04 is: 41,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,146.74 : 62,312.87 = 30,040.04 : x
  2. Step 2: Convert to fraction form
    45,146.74/62,312.87 = 30,040.04/x
  3. Step 3: Cross multiply
    45,146.74x = 62,312.87 × 30,040.04
  4. Step 4: Simplify right side
    45,146.74x = 1,871,881,107.31
  5. Step 5: Solve for x
    x = 1,871,881,107.31/45,146.74
  6. Step 6: Final answer
    x = 41,462.15

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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.