Home / 42,564.12-63,779.95-16,254.51

Finding the Fourth Proportional to 42,564.12, 63,779.95 and 16,254.51

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Solution

The fourth proportional to 42,564.12, 63,779.95 and 16,254.51 is: 24,356.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,564.12 : 63,779.95 = 16,254.51 : x
  2. Step 2: Convert to fraction form
    42,564.12/63,779.95 = 16,254.51/x
  3. Step 3: Cross multiply
    42,564.12x = 63,779.95 × 16,254.51
  4. Step 4: Simplify right side
    42,564.12x = 1,036,711,835.07
  5. Step 5: Solve for x
    x = 1,036,711,835.07/42,564.12
  6. Step 6: Final answer
    x = 24,356.47

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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.