Home / 30,024.15-45,038.78-8,962.84

Finding the Fourth Proportional to 30,024.15, 45,038.78 and 8,962.84

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Solution

The fourth proportional to 30,024.15, 45,038.78 and 8,962.84 is: 13,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024.15 : 45,038.78 = 8,962.84 : x
  2. Step 2: Convert to fraction form
    30,024.15/45,038.78 = 8,962.84/x
  3. Step 3: Cross multiply
    30,024.15x = 45,038.78 × 8,962.84
  4. Step 4: Simplify right side
    30,024.15x = 403,675,108.93
  5. Step 5: Solve for x
    x = 403,675,108.93/30,024.15
  6. Step 6: Final answer
    x = 13,445.01

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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.