Home / 32,987.86-45,526.20-18,845.26

Finding the Fourth Proportional to 32,987.86, 45,526.20 and 18,845.26

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Solution

The fourth proportional to 32,987.86, 45,526.20 and 18,845.26 is: 26,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,987.86 : 45,526.20 = 18,845.26 : x
  2. Step 2: Convert to fraction form
    32,987.86/45,526.20 = 18,845.26/x
  3. Step 3: Cross multiply
    32,987.86x = 45,526.20 × 18,845.26
  4. Step 4: Simplify right side
    32,987.86x = 857,953,075.81
  5. Step 5: Solve for x
    x = 857,953,075.81/32,987.86
  6. Step 6: Final answer
    x = 26,008.15

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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.