Home / 35,705.86-53,547.27-13,518.34

Finding the Fourth Proportional to 35,705.86, 53,547.27 and 13,518.34

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Solution

The fourth proportional to 35,705.86, 53,547.27 and 13,518.34 is: 20,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,705.86 : 53,547.27 = 13,518.34 : x
  2. Step 2: Convert to fraction form
    35,705.86/53,547.27 = 13,518.34/x
  3. Step 3: Cross multiply
    35,705.86x = 53,547.27 × 13,518.34
  4. Step 4: Simplify right side
    35,705.86x = 723,870,201.93
  5. Step 5: Solve for x
    x = 723,870,201.93/35,705.86
  6. Step 6: Final answer
    x = 20,273.15

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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.