Home / 35,547.55-49,058.52-20,445.10

Finding the Fourth Proportional to 35,547.55, 49,058.52 and 20,445.10

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Solution

The fourth proportional to 35,547.55, 49,058.52 and 20,445.10 is: 28,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,547.55 : 49,058.52 = 20,445.10 : x
  2. Step 2: Convert to fraction form
    35,547.55/49,058.52 = 20,445.10/x
  3. Step 3: Cross multiply
    35,547.55x = 49,058.52 × 20,445.10
  4. Step 4: Simplify right side
    35,547.55x = 1,003,006,347.25
  5. Step 5: Solve for x
    x = 1,003,006,347.25/35,547.55
  6. Step 6: Final answer
    x = 28,215.91

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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.