Home / 30,718.14-46,075.59-15,130.50

Finding the Fourth Proportional to 30,718.14, 46,075.59 and 15,130.50

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Solution

The fourth proportional to 30,718.14, 46,075.59 and 15,130.50 is: 22,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718.14 : 46,075.59 = 15,130.50 : x
  2. Step 2: Convert to fraction form
    30,718.14/46,075.59 = 15,130.50/x
  3. Step 3: Cross multiply
    30,718.14x = 46,075.59 × 15,130.50
  4. Step 4: Simplify right side
    30,718.14x = 697,146,714.50
  5. Step 5: Solve for x
    x = 697,146,714.50/30,718.14
  6. Step 6: Final answer
    x = 22,694.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.