Home / 35,621.19-53,430.72-14,555.25

Finding the Fourth Proportional to 35,621.19, 53,430.72 and 14,555.25

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Solution

The fourth proportional to 35,621.19, 53,430.72 and 14,555.25 is: 21,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,621.19 : 53,430.72 = 14,555.25 : x
  2. Step 2: Convert to fraction form
    35,621.19/53,430.72 = 14,555.25/x
  3. Step 3: Cross multiply
    35,621.19x = 53,430.72 × 14,555.25
  4. Step 4: Simplify right side
    35,621.19x = 777,697,487.28
  5. Step 5: Solve for x
    x = 777,697,487.28/35,621.19
  6. Step 6: Final answer
    x = 21,832.44

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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.