Home / 14,430.99-21,637.16-9,485.64

Finding the Fourth Proportional to 14,430.99, 21,637.16 and 9,485.64

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Solution

The fourth proportional to 14,430.99, 21,637.16 and 9,485.64 is: 14,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.99 : 21,637.16 = 9,485.64 : x
  2. Step 2: Convert to fraction form
    14,430.99/21,637.16 = 9,485.64/x
  3. Step 3: Cross multiply
    14,430.99x = 21,637.16 × 9,485.64
  4. Step 4: Simplify right side
    14,430.99x = 205,242,298.53
  5. Step 5: Solve for x
    x = 205,242,298.53/14,430.99
  6. Step 6: Final answer
    x = 14,222.33

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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.