Home / 45,155.70-62,312.40-25,011

Finding the Fourth Proportional to 45,155.70, 62,312.40 and 25,011

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Solution

The fourth proportional to 45,155.70, 62,312.40 and 25,011 is: 34,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.70 : 62,312.40 = 25,011 : x
  2. Step 2: Convert to fraction form
    45,155.70/62,312.40 = 25,011/x
  3. Step 3: Cross multiply
    45,155.70x = 62,312.40 × 25,011
  4. Step 4: Simplify right side
    45,155.70x = 1,558,495,436.40
  5. Step 5: Solve for x
    x = 1,558,495,436.40/45,155.70
  6. Step 6: Final answer
    x = 34,513.81

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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.