Home / 46,870.77-70,310.66-13,136.81

Finding the Fourth Proportional to 46,870.77, 70,310.66 and 13,136.81

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Solution

The fourth proportional to 46,870.77, 70,310.66 and 13,136.81 is: 19,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,870.77 : 70,310.66 = 13,136.81 : x
  2. Step 2: Convert to fraction form
    46,870.77/70,310.66 = 13,136.81/x
  3. Step 3: Cross multiply
    46,870.77x = 70,310.66 × 13,136.81
  4. Step 4: Simplify right side
    46,870.77x = 923,657,364.16
  5. Step 5: Solve for x
    x = 923,657,364.16/46,870.77
  6. Step 6: Final answer
    x = 19,706.47

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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.