Home / 45,489.65-62,779.32-25,075.34

Finding the Fourth Proportional to 45,489.65, 62,779.32 and 25,075.34

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Solution

The fourth proportional to 45,489.65, 62,779.32 and 25,075.34 is: 34,605.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489.65 : 62,779.32 = 25,075.34 : x
  2. Step 2: Convert to fraction form
    45,489.65/62,779.32 = 25,075.34/x
  3. Step 3: Cross multiply
    45,489.65x = 62,779.32 × 25,075.34
  4. Step 4: Simplify right side
    45,489.65x = 1,574,212,715.49
  5. Step 5: Solve for x
    x = 1,574,212,715.49/45,489.65
  6. Step 6: Final answer
    x = 34,605.96

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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.