Home / 30,258.74-45,408.99-10,537.46

Finding the Fourth Proportional to 30,258.74, 45,408.99 and 10,537.46

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Solution

The fourth proportional to 30,258.74, 45,408.99 and 10,537.46 is: 15,813.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.74 : 45,408.99 = 10,537.46 : x
  2. Step 2: Convert to fraction form
    30,258.74/45,408.99 = 10,537.46/x
  3. Step 3: Cross multiply
    30,258.74x = 45,408.99 × 10,537.46
  4. Step 4: Simplify right side
    30,258.74x = 478,495,415.77
  5. Step 5: Solve for x
    x = 478,495,415.77/30,258.74
  6. Step 6: Final answer
    x = 15,813.46

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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.