Home / 42,887.22-59,213.28-26,779.08

Finding the Fourth Proportional to 42,887.22, 59,213.28 and 26,779.08

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Solution

The fourth proportional to 42,887.22, 59,213.28 and 26,779.08 is: 36,973.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,887.22 : 59,213.28 = 26,779.08 : x
  2. Step 2: Convert to fraction form
    42,887.22/59,213.28 = 26,779.08/x
  3. Step 3: Cross multiply
    42,887.22x = 59,213.28 × 26,779.08
  4. Step 4: Simplify right side
    42,887.22x = 1,585,677,162.18
  5. Step 5: Solve for x
    x = 1,585,677,162.18/42,887.22
  6. Step 6: Final answer
    x = 36,973.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.