Home / 35,855.12-53,798.16-13,675.16

Finding the Fourth Proportional to 35,855.12, 53,798.16 and 13,675.16

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Solution

The fourth proportional to 35,855.12, 53,798.16 and 13,675.16 is: 20,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.12 : 53,798.16 = 13,675.16 : x
  2. Step 2: Convert to fraction form
    35,855.12/53,798.16 = 13,675.16/x
  3. Step 3: Cross multiply
    35,855.12x = 53,798.16 × 13,675.16
  4. Step 4: Simplify right side
    35,855.12x = 735,698,445.71
  5. Step 5: Solve for x
    x = 735,698,445.71/35,855.12
  6. Step 6: Final answer
    x = 20,518.64

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1.5x scale

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.