Home / 52,228.40-72,075.24-28,355.06

Finding the Fourth Proportional to 52,228.40, 72,075.24 and 28,355.06

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Solution

The fourth proportional to 52,228.40, 72,075.24 and 28,355.06 is: 39,130.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,228.40 : 72,075.24 = 28,355.06 : x
  2. Step 2: Convert to fraction form
    52,228.40/72,075.24 = 28,355.06/x
  3. Step 3: Cross multiply
    52,228.40x = 72,075.24 × 28,355.06
  4. Step 4: Simplify right side
    52,228.40x = 2,043,697,754.71
  5. Step 5: Solve for x
    x = 2,043,697,754.71/52,228.40
  6. Step 6: Final answer
    x = 39,130.01

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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.