Home / 35,735.10-53,602.65-12,348.78

Finding the Fourth Proportional to 35,735.10, 53,602.65 and 12,348.78

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Solution

The fourth proportional to 35,735.10, 53,602.65 and 12,348.78 is: 18,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,735.10 : 53,602.65 = 12,348.78 : x
  2. Step 2: Convert to fraction form
    35,735.10/53,602.65 = 12,348.78/x
  3. Step 3: Cross multiply
    35,735.10x = 53,602.65 × 12,348.78
  4. Step 4: Simplify right side
    35,735.10x = 661,927,332.27
  5. Step 5: Solve for x
    x = 661,927,332.27/35,735.10
  6. Step 6: Final answer
    x = 18,523.17

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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.