Home / 30,587.37-45,864.54-9,518.28

Finding the Fourth Proportional to 30,587.37, 45,864.54 and 9,518.28

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Solution

The fourth proportional to 30,587.37, 45,864.54 and 9,518.28 is: 14,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587.37 : 45,864.54 = 9,518.28 : x
  2. Step 2: Convert to fraction form
    30,587.37/45,864.54 = 9,518.28/x
  3. Step 3: Cross multiply
    30,587.37x = 45,864.54 × 9,518.28
  4. Step 4: Simplify right side
    30,587.37x = 436,551,533.79
  5. Step 5: Solve for x
    x = 436,551,533.79/30,587.37
  6. Step 6: Final answer
    x = 14,272.28

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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.