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Finding the Fourth Proportional to 35,865.48, 53,798.20 and 9,570.30

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Solution

The fourth proportional to 35,865.48, 53,798.20 and 9,570.30 is: 14,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,865.48 : 53,798.20 = 9,570.30 : x
  2. Step 2: Convert to fraction form
    35,865.48/53,798.20 = 9,570.30/x
  3. Step 3: Cross multiply
    35,865.48x = 53,798.20 × 9,570.30
  4. Step 4: Simplify right side
    35,865.48x = 514,864,913.46
  5. Step 5: Solve for x
    x = 514,864,913.46/35,865.48
  6. Step 6: Final answer
    x = 14,355.44

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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.