Home / 39,681.81-59,484.74-14,715.18

Finding the Fourth Proportional to 39,681.81, 59,484.74 and 14,715.18

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Solution

The fourth proportional to 39,681.81, 59,484.74 and 14,715.18 is: 22,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,681.81 : 59,484.74 = 14,715.18 : x
  2. Step 2: Convert to fraction form
    39,681.81/59,484.74 = 14,715.18/x
  3. Step 3: Cross multiply
    39,681.81x = 59,484.74 × 14,715.18
  4. Step 4: Simplify right side
    39,681.81x = 875,328,656.35
  5. Step 5: Solve for x
    x = 875,328,656.35/39,681.81
  6. Step 6: Final answer
    x = 22,058.69

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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.