Home / 45,415.51-62,682.07-30,075.01

Finding the Fourth Proportional to 45,415.51, 62,682.07 and 30,075.01

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Solution

The fourth proportional to 45,415.51, 62,682.07 and 30,075.01 is: 41,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,415.51 : 62,682.07 = 30,075.01 : x
  2. Step 2: Convert to fraction form
    45,415.51/62,682.07 = 30,075.01/x
  3. Step 3: Cross multiply
    45,415.51x = 62,682.07 × 30,075.01
  4. Step 4: Simplify right side
    45,415.51x = 1,885,163,882.07
  5. Step 5: Solve for x
    x = 1,885,163,882.07/45,415.51
  6. Step 6: Final answer
    x = 41,509.25

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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.