Home / 18,459.16-25,473.72-10,075.84

Finding the Fourth Proportional to 18,459.16, 25,473.72 and 10,075.84

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Solution

The fourth proportional to 18,459.16, 25,473.72 and 10,075.84 is: 13,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.16 : 25,473.72 = 10,075.84 : x
  2. Step 2: Convert to fraction form
    18,459.16/25,473.72 = 10,075.84/x
  3. Step 3: Cross multiply
    18,459.16x = 25,473.72 × 10,075.84
  4. Step 4: Simplify right side
    18,459.16x = 256,669,126.92
  5. Step 5: Solve for x
    x = 256,669,126.92/18,459.16
  6. Step 6: Final answer
    x = 13,904.70

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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.