Home / 19,457.02-29,130.45-15,125.14

Finding the Fourth Proportional to 19,457.02, 29,130.45 and 15,125.14

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Solution

The fourth proportional to 19,457.02, 29,130.45 and 15,125.14 is: 22,644.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.02 : 29,130.45 = 15,125.14 : x
  2. Step 2: Convert to fraction form
    19,457.02/29,130.45 = 15,125.14/x
  3. Step 3: Cross multiply
    19,457.02x = 29,130.45 × 15,125.14
  4. Step 4: Simplify right side
    19,457.02x = 440,602,134.51
  5. Step 5: Solve for x
    x = 440,602,134.51/19,457.02
  6. Step 6: Final answer
    x = 22,644.89

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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.