Home / 21,368.98-32,074.13-10,283.32

Finding the Fourth Proportional to 21,368.98, 32,074.13 and 10,283.32

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Solution

The fourth proportional to 21,368.98, 32,074.13 and 10,283.32 is: 15,434.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,368.98 : 32,074.13 = 10,283.32 : x
  2. Step 2: Convert to fraction form
    21,368.98/32,074.13 = 10,283.32/x
  3. Step 3: Cross multiply
    21,368.98x = 32,074.13 × 10,283.32
  4. Step 4: Simplify right side
    21,368.98x = 329,828,542.51
  5. Step 5: Solve for x
    x = 329,828,542.51/21,368.98
  6. Step 6: Final answer
    x = 15,434.92

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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.