Home / 28,368.24-42,561.08-14,526.96

Finding the Fourth Proportional to 28,368.24, 42,561.08 and 14,526.96

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Solution

The fourth proportional to 28,368.24, 42,561.08 and 14,526.96 is: 21,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,368.24 : 42,561.08 = 14,526.96 : x
  2. Step 2: Convert to fraction form
    28,368.24/42,561.08 = 14,526.96/x
  3. Step 3: Cross multiply
    28,368.24x = 42,561.08 × 14,526.96
  4. Step 4: Simplify right side
    28,368.24x = 618,283,106.72
  5. Step 5: Solve for x
    x = 618,283,106.72/28,368.24
  6. Step 6: Final answer
    x = 21,794.91

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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.