Home / 39,643.19-59,464.50-9,657.06

Finding the Fourth Proportional to 39,643.19, 59,464.50 and 9,657.06

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Solution

The fourth proportional to 39,643.19, 59,464.50 and 9,657.06 is: 14,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,643.19 : 59,464.50 = 9,657.06 : x
  2. Step 2: Convert to fraction form
    39,643.19/59,464.50 = 9,657.06/x
  3. Step 3: Cross multiply
    39,643.19x = 59,464.50 × 9,657.06
  4. Step 4: Simplify right side
    39,643.19x = 574,252,244.37
  5. Step 5: Solve for x
    x = 574,252,244.37/39,643.19
  6. Step 6: Final answer
    x = 14,485.52

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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.