Home / 42,465.36-63,699.38-10,875.62

Finding the Fourth Proportional to 42,465.36, 63,699.38 and 10,875.62

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Solution

The fourth proportional to 42,465.36, 63,699.38 and 10,875.62 is: 16,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,465.36 : 63,699.38 = 10,875.62 : x
  2. Step 2: Convert to fraction form
    42,465.36/63,699.38 = 10,875.62/x
  3. Step 3: Cross multiply
    42,465.36x = 63,699.38 × 10,875.62
  4. Step 4: Simplify right side
    42,465.36x = 692,770,251.12
  5. Step 5: Solve for x
    x = 692,770,251.12/42,465.36
  6. Step 6: Final answer
    x = 16,313.77

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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.