Home / 35,402.32-53,085.18-10,439.19

Finding the Fourth Proportional to 35,402.32, 53,085.18 and 10,439.19

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Solution

The fourth proportional to 35,402.32, 53,085.18 and 10,439.19 is: 15,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,402.32 : 53,085.18 = 10,439.19 : x
  2. Step 2: Convert to fraction form
    35,402.32/53,085.18 = 10,439.19/x
  3. Step 3: Cross multiply
    35,402.32x = 53,085.18 × 10,439.19
  4. Step 4: Simplify right side
    35,402.32x = 554,166,140.69
  5. Step 5: Solve for x
    x = 554,166,140.69/35,402.32
  6. Step 6: Final answer
    x = 15,653.39

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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.