Home / 35,220.38-52,830.47-8,925.05

Finding the Fourth Proportional to 35,220.38, 52,830.47 and 8,925.05

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Solution

The fourth proportional to 35,220.38, 52,830.47 and 8,925.05 is: 13,387.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.38 : 52,830.47 = 8,925.05 : x
  2. Step 2: Convert to fraction form
    35,220.38/52,830.47 = 8,925.05/x
  3. Step 3: Cross multiply
    35,220.38x = 52,830.47 × 8,925.05
  4. Step 4: Simplify right side
    35,220.38x = 471,514,277.50
  5. Step 5: Solve for x
    x = 471,514,277.50/35,220.38
  6. Step 6: Final answer
    x = 13,387.54

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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.