Home / 45,218.40-62,400.21-25,075.23

Finding the Fourth Proportional to 45,218.40, 62,400.21 and 25,075.23

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Solution

The fourth proportional to 45,218.40, 62,400.21 and 25,075.23 is: 34,603.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,218.40 : 62,400.21 = 25,075.23 : x
  2. Step 2: Convert to fraction form
    45,218.40/62,400.21 = 25,075.23/x
  3. Step 3: Cross multiply
    45,218.40x = 62,400.21 × 25,075.23
  4. Step 4: Simplify right side
    45,218.40x = 1,564,699,617.80
  5. Step 5: Solve for x
    x = 1,564,699,617.80/45,218.40
  6. Step 6: Final answer
    x = 34,603.16

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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.