Home / 31,075.11-46,612.26-8,888.40

Finding the Fourth Proportional to 31,075.11, 46,612.26 and 8,888.40

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Solution

The fourth proportional to 31,075.11, 46,612.26 and 8,888.40 is: 13,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,075.11 : 46,612.26 = 8,888.40 : x
  2. Step 2: Convert to fraction form
    31,075.11/46,612.26 = 8,888.40/x
  3. Step 3: Cross multiply
    31,075.11x = 46,612.26 × 8,888.40
  4. Step 4: Simplify right side
    31,075.11x = 414,308,411.78
  5. Step 5: Solve for x
    x = 414,308,411.78/31,075.11
  6. Step 6: Final answer
    x = 13,332.48

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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.