Home / 38,066.64-52,530.31-21,069.87

Finding the Fourth Proportional to 38,066.64, 52,530.31 and 21,069.87

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Solution

The fourth proportional to 38,066.64, 52,530.31 and 21,069.87 is: 29,075.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,066.64 : 52,530.31 = 21,069.87 : x
  2. Step 2: Convert to fraction form
    38,066.64/52,530.31 = 21,069.87/x
  3. Step 3: Cross multiply
    38,066.64x = 52,530.31 × 21,069.87
  4. Step 4: Simplify right side
    38,066.64x = 1,106,806,802.76
  5. Step 5: Solve for x
    x = 1,106,806,802.76/38,066.64
  6. Step 6: Final answer
    x = 29,075.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.